Season 4

01 Ty Burrell Wears a Chambray Shirt and Clear Frame Glasses Episode 19th January 2015 Ty Burrell shows Scott what the world looks like through his eyes, and craft services coordinator Fabrice Fabrice (Nick Kroll) performs spoken word poetry. Meanwhile, Scott premieres a clip of his exciting new detective drama. 02 Maya Rudolph Wears a Black Skirt and Strappy Sandals Episode 216th January 2015 Maya Rudolph plays "Skirmish of the Sexes," and down on her luck businesswoman Claire Coulter (Maria Bamford) tries a new sales pitch. Also, Undercover Agent Aukerman has gone undercover to apprehend notorious bank robber, Reggie Watts. 03 Schoolboy Q Wears a Patterned Bucket Hat and Glasses Episode 323rd January 2015 Rapper Schoolboy Q lets us know what it’s like to be "Man of the Year," and Aaron Neville (Horatio Sanz) explains his anti-violence campaign. Reggie is caught in a war between two musical groups vying for his attention. 04 Eddie George Wears a Navy Suit and Half-Zip Pullover Episode 430th January 2015 After one too many pranks, Scott and Reggie are forced to switch show themes with the sports talk show hosts next door. Eddie George reveals the secret behind his greatest plays, and NFL Commissioner Wendell Gazell explains the changes he's making to the game. 05 Simon Helberg wears a Sky Blue Button Down and Jeans Episode 56th February 2015 Simon Helberg has to prove he’s not an android. Scott and Reggie get whipped into shape by a cruel drill sergeant and are tasked with a dangerous mission of their own. 06 Mark Duplass Wears a Striped Sweater and Jeans Episode 613th February 2015 In this Valentine’s Day Special, Scott must help Reggie land the girl of his dreams. Scott has a shoot-out with guest Mark Duplass, and etiquette expert Miss Polite dispenses advice 07 Kid Cudi Wears a Denim Shirt and Red Sneakers Episode 720th February 2015 Rapper Kid Cudi drops by to give Scott a lesson in the art of the prank phone call, and 6-year-old film critic Aiden Tomasetto shares his favorite movies. Reggie tries to mend his broken heart as a contestant on Scott’s new dating show. 08 Jesse Tyler Ferguson Wears a Brown Checked Shirt and Stripey Socks Episode 827th February 2015 Jesse Tyler Ferguson explains the great chemistry behind "Modern Family," and cyborg rights activist Nelz Hebber has some ideas for the future. Meanwhile, Scott tries to balance his family life with his career as a talk show host. 09 Dax Shepard Wears a Heather Grey Shirt and Black Blazer Episode 96th March 2015 Dax Shepard demonstrates the difference between comedic and dramatic acting, and professional gift guesser Bertram Jollymore shows off his talents on the couch. Meanwhile, to deal with rising rent costs, Scott and Reggie find a new roommate. 10 Zach Galifianakis Wears Grey Corduroys and Brown Leather Shoes Episode 1013th March 2015 It’s a drowsy day in the studio as the cast and crew keep dozing off. Reggie dreams of making music with Tears for Fears. Will Scott find the key to keeping everyone awake? 11 Joseph Gordon-Levitt Wears a Heart T-Shirt and Blue Jeans Episode 113rd April 2015 Scott discovers he has feelings for his producer; Joseph Gordon-Levitt recruits Reggie for his production company; and a shock jock dishes truths about Taco Tuesday. 12 Jack Black Wears an Embroidered Cowboy Shirt and Ox Blood Sneakers Episode 1210th April 2015 Scott and Reggie try to spend their stunt budget leading to the most action-packed episode ever. Jack Black decides whether to play a famous song on the show. Vigilante J.W. Stillwater talks fan boats, gators and justice. 13 Joel McHale Wears a Navy Zip-up and High Tops Episode 1317th April 2015 Joel McHale talks about his unusual birth; a Hollywood actor discusses his recent firing; Scott's new machine is running the show; Scott receives a warning from the future. 14 Lil Jon Wears a Baseball Cap and Sunglasses Episode 1424th April 2015 Rapper Lil Jon shares his retirement plans and spokesperson Shandy Williams gives Scott a gift from her new hair extension line. Meanwhile, the Quizzler is running loose in the studio and it's up to Scott and Reggie to solve his quizzles! 15 Colin Hanks Wears a Denim Button Down and Black Sneakers Episode 151st May 2015 A physicist takes Scott, Reggie, and the crew aboard his spaceship, but danger soon arises; Scott wants to be able to interview Colin Hanks and celebrity stylist Trey Booth but the perils of space may get to them first. 16 Skylar Astin Wears Blue Jeans and Weathered Brown Desert Boots Episode 168th May 2015 Scott is in danger of losing his job if he can't pass his big test, so he enlists a tutor for help. Meanwhile, Skylar Astin reveals his real age and Easy Listening DJ Forsythia reads dedications from her listeners. 17 Michael Sheen Wears a Plaid Button Down and Grey Blazer Episode 1715th May 2015 Michael Sheen teaches Scott about the birds and the bees, and entertainer Victor Diamond explains his various medical conditions. Meanwhile, Scott receives accolades for saving Wonky Cat, the world's weirdest cat. 18 Thomas Middleditch Wears an Enigmatic Sweatshirt and Sweatpants with Pockets Episode 1822nd May 2015 Scott's secret identity is at risk when his friends win the Comedy Bang! Bang! "Interview a Fan" contest. Meanwhile, Thomas Middleditch proves he's an expert at accent work, and shaman Harmony Moonglass leads the group in a guided mediation. 19 Karen Gillan Wears a Black and White Striped Pullover and Coral Skirt Episode 1928th May 2015 Karen Gillan spills movie secrets, and small business owner George Groiny Melendez reveals his less than savory profession. Meanwhile, Scott is torn between his new writers and the comedy of yesteryear. 20 Judd Apatow Wears a Polo and Blue Suede Shoes Episode 204th June 2015 Scott receives a visit from a reporter writing about the fate of Reggie Watts. Scott remembers their last episode together, with guest Judd Apatow and a special appearance from Scott's daughters. 21 Michael Cera Wears a Yellow Collared Shirt and White Sneakers Episode 219th July 2015 When Scott is assigned Kid Cudi as his new partner, the two of them must settle their differences and learn to work together. Michael Cera shows off his business cards, and German pretzel maker August Lindt shares his odd recommendations for vacation destinations. 22 James Marsden Wears Gray Pants and Black High-Top Sneakers Episode 2216th July 2015 When a wizard appears on-set, Scott agrees to help save his realm if they can perform in a magic show together. James Marsden acts with a real rabbit and discusses his good looks, and Mr. Celebrity shares Hollywood gossip. Scott and Cudi preview their new zombie movie. 23 Brie Larson Wears a Billowy Long-Sleeve Shirt and White Saddle Shoes Episode 2323rd July 2015 The Comedy Bang! Bang! crew takes off for summer vacation, leaving Scott and Kid Cudi to finish the season with a ragtag crew of misfits. Meanwhile, Brie Larson plays "What’s In Her Bag?" and orphan boy Fourvel gives tips to stay out of the summer heat. 24 Carly Rae Jepsen Wears a Chunky Necklace and Black Ankle Boots Episode 2430th July 2015 Scott fires security guard Zeke and hires someone new to protect the show's belongings. Carly Rae Jepsen premieres a new song, and amusement park owner Tim Duncan explains his scariest ride, the "Samurai Scream." 25 Mary Elizabeth Winstead Wears an A-Line Skirt and Pointy Black Boots Episode 256th August 2015 Scott and Kid Cudi try to catch a rat in the studio before their annual health inspection. Meanwhile, Mary Elizabeth Winstead celebrates her birthday, and inventor Ahmad Rashad al-Zarqawi shows us his new gadget. 26 Tom Lennon Wears Black Slacks and a Black Skinny Tie Episode 2613th August 2015 Tom Lennon demonstrates how very messy he can get, while Scott's editors go on strike, so he shoots the show in one take to air as is. Also, a Broadway director spotlights songs from his hit show. 27 Ken Marino Wears a Slim Gray Suit and Salmon Tie Episode 2720th August 2015 Scott makes a deal with the devil to land Ken Marino as a guest. A singer from Iceland performs her country's new national anthem. 28 Randall Park Wears Brown Dress Shoes With Blue Socks Episode 2827th August 2015 Scott wants to wear an unconventional hat to accept his Lifetime Achievement Award, and the staff doesn’t have the heart to argue. Meanwhile, Randall Park plays “Title These Tunes” and Richard Bunn shows how he has written 140 novels with his “Bunn Process." 29 A$AP Rocky Wears a Black Button Up Jacket and Black Sneakers Episode 293rd September 2015 Scott’s personal possessions come to life and go on an epic adventure to reunite with him. Meanwhile, A$AP Rocky visits and shows off his awards, and Scott debuts the trailer to his new sports movie. 30 "Weird Al" Yankovic Wears a Different Hawaiian Shirt Episode 3010th September 2015 Comedy Bang! Bang! tries to appeal to a female audience by hiring three co-hosts, but Cudi suspects something's not right. Weird Al plays a game of "Celebrity Weird Al Do's" while Cudi enlists the help of paranormal professionals. 31 Uzo Aduba Wears A White Blouse And Royal Blue Heels Episode 318th October 2015 Uzo Aduba shows off her stand-up and concerned citizen Tim Landers (Thomas Middleditch) explains his plan to get back at some pesky neighborhood kids. Meanwhile, future Scott and future Cudi take a time machine back to the present to save comedy from total destruction. 32 Judy Greer Wears a Navy Blouse and Strappy Sandals Episode 3215th October 2015 Judy Greer shows off her universal audition; the gang looks forward to an appearance by Tom Hanks; Kid Cudi is revealed to be a former hockey star and his rival shows up at the "Comedy Bang! Bang!" studio to challenge him to a rematch. 33 Stephen Merchant Wears a Checkered Shirt and Rolled Up Jeans Episode 3322nd October 2015 Created, written by and starring Scott Aukerman (co-creator/director/producer, Between Two Ferns with Zach Galifianakis; writer/performer, Mr. Show) and based on Scott's popular podcast of the same name, Comedy Bang! Bang! infuses celebrity appearances and comedy sketches with a tinge of the surreal. In each episode, Aukerman engages his guests with unfiltered and improvisational lines of questioning, punctuated by banter and beats provided by his bandleader, one-man musical mastermind Reggie Watts (Conan). Packed with character cameos, filmic shorts, sketches and games set amongst an off-beat world, Comedy Bang! Bang! delivers thirty minutes of absurd laugh-loaded fun. The series features some of the biggest names in comedy, including Zach Galifianakis (The Hangover), Amy Poehler (Parks and Recreation), Tenacious D (Jack Black & Kyle Gass) and "Weird Al" Yankovic. Other guests include Will Arnett (Up All Night), David Cross (Arrested Development), Will Forte (SNL), Topher Grace (Valentine's Day, Spiderman 3), Jon Heder (Napoleon Dynamite), Gillian Jacobs (Community), Nick Kroll (The League), Thomas Lennon (Reno 911!), Bob Odenkirk (Breaking Bad), Chris Parnell (Archer), Paul F. Tompkins (Mr. Show with Bob and David) and so many more. 34 Robert Kirkman Wears a Tan Blazer and Red Suit Pants Episode 3429th October 2015 Robert Kirkman discusses his greatest fears; actor Martin Thomas Newton talks about his new biopic; Scott and his crew get very spooky for Halloween as the "Comedy Bang! Bang!" set turns into a haunted house and gets some odd visitors. 35 David Krumholtz Wears a Blue Zip-Up Jacket and Grey Sneakers Episode 355th November 2015 David Krumholtz reviews Scott's hosting abilities; Arthur Steinborn teaches everyone his memory technique; Scott and Cudi are visited by an avant-garde painter who wants to give the show a more artistic spin. 36 Michelle Monaghan Wears a Burnt Orange Dress and White Heels Episode 3612th November 2015 Michelle Monaghan shows off her hog-wrestling skills; Alan Thicke performs personalized theme songs; after Scott suddenly gets rich, he's visited by his long-lost brother Billy. 37 Jake Johnson Wears a Light Blue Button-Up Shirt and Brown Shoes Episode 3719th November 2015 Jake Johnson shares dating tips; Scott debuts his new game show; the "Comedy Bang! Bang!" studio is flipped upside down and the gang must do the show hanging from the ceiling. 38 Adam Pally Wears a Navy Blazer and Bright Blue Sneakers Episode 383rd December 2015 Adam Pally discusses his plans for the holidays; Scott premieres his new dating show; Kid Cudi introduces his new character who becomes an instant celebrity. 39 Kathryn Hahn Wears Ripped Jeans and Black Heels Episode 393rd December 2015 Kathryn Hahn swears up a storm; John Lennon comes back from the dead; Scott teaches the skills needed to host a talk show. 40 Josh Groban Wears a Blue Blazer and Shiny Black Shoes Episode 4010th December 2015 The crew tries to celebrate Christmas but global warming has turned the set into a beach; Josh Groban performs; Scott falls in love.