Andy Samberg character Conner Friel
Jorma Taccone character Owen Bouchard
Akiva Schaffer character Lawrence Dunn
Sarah Silverman character Paula Klein
Tim Meadows character Harry Duggins
Maya Rudolph character Deborah
Joan Cusack character Tilly
Imogen Poots character Ashley Wednesday
Chris Redd character Hunter
Edgar Blackmon character Eddie
James Buckley character Sponge
Evan Fine character Ten-Year Old Conner
Maxwell Jenkins character Ten-Year Old Owen
Elliott Smith character Ten-Year Old Lawrence
Ahmir-Khalib Thompson character Ahmir-Khalib Thompson
Carrie Underwood character Carrie Underwood
Nas character Nas
Usher character Usher
50 Cent character 50 Cent
Nicholas Azarian character Quirky Kid
Ringo Starr character Ringo Starr
Simon Cowell character Simon Cowell
Adam Levine character Adam Levine
Akon character Akon
Mariah Carey character Mariah Carey
Ashley Moore character Sarah
Danny Strong character Perspective Manipulator
Pink character Pink
Big Boy character Big Boy
DJ Khaled character DJ Khaled
A$AP Rocky character Rakim Mayers
Kevin Nealon character Gary Sikes
Mario López character Mario López
Patricia Schaffer character Upset Homeowner
James Hegarty character Angry Appliance Fan
Walker William Borba character Angry Vlogger
Will Arnett character Main CMZ Reporter
Chelsea Peretti character Brunette CMZ Reporter
Mike Birbiglia character Blonde CMZ Reporter
Eric André character Dreadlocked CMZ Reporter
Emma Stone character Claudia Cantrell (uncredited)
Justin Timberlake character Tyrus Quash (uncredited)
Bill Hader character Zippy
Joanna Newsom character Steam Punk Doctor
Jonah Goldstein character Steam Punk Doctor
Andre Hyland character Lame Ass Dude
Mike E. Winfield character Hunter's DJ / Hypeman
Danger Mouse character Danger Mouse
RZA character RZA
Chester Tam character Club DJ
T.I. character T.I.
Pharrell Williams character Pharrell Williams
Seal character Seal
Paul Scheer character Wolf Handler
Christine Krumme character Angry Fan
Adrien Finkel character Angry Fan
Ben Newell character Angry Fan
Joy Lanceta character Angry Fan
Keith Love character Angry Fan
Alison Sluiter character Angry Fan
Isis Brown character Angry Fan
Walter Jones character Angry Fan
Jimmy Fallon character Jimmy Fallon
Win Butler character Arcade Fire
Régine Chassagne character Arcade Fire
Steve Higgins character Steve Higgins
Derek Maers character Limo Driver
Alison Rich character Crazy Fan
Martin Sheen character Martin Sheen
Will Forte character Bagpipe Player
Marielle Heller character Documentary Crew Member
Snoop Dogg character Snoop Dogg
Ithamar Enriquez character Stage Manager
Liz Cackowski character Poppies Producer
"Weird Al" Yankovic character Hammerleg Lead Singer
Michael Bolton character Michael Bolton
Kirk Douglas character The Roots
James 'Kamal' Gray character The Roots
Damon Bryson character The Roots
David Guy Levy character The Roots
Mark Kelley character The Roots
James Poyser character The Roots
Ian Hendrickson-Smith character The Roots
Black Thought character The Roots
Frankie Knuckles character The Roots
Manwé Sauls-Addison character Dancer
Leah Adler character Dancer
Carly Anderson character Dancer
Carlena Britch character Dancer
Dan Castiglione character Dancer
Amanda Cleghorn character Dancer
Krystal Ellsworth character Dancer
Brandon Henschel character Dancer
Calvit Hodge character Dancer
Caitlynn Lawson character Dancer
Alicia Mazepa character Dancer
Allie Meixner character Dancer
Kyle Robinson character Dancer
Stephanie Scull character Dancer
Ashley Seldon character Dancer
Nikeva Stapleton character Dancer
Chelsea Traille character Dancer
Nathaniel Trasoras character Dancer
C. J. Tyson character Dancer
Robert Roldan character Dancer
Cameron Brinkman character Roadie (uncredited)
Jasmine Hester character Conner's Entourage (uncredited)
Sandra Rosko character Concert Fan (uncredited)
Lili Sepe character Teen Girl 1 (uncredited)
Brandon Van Vliet character Award Guest (uncredited)
Madeleine Wade character Lisa (uncredited)
Dave Franco character Dave Franco (uncredited)
Miley Cyrus character Miley Cyrus (uncredited)
Ed Sheeran character Ed Sheeran (uncredited)
Justin Bieber character Justin Bieber (uncredited)
Katy Perry character Katy (uncredited)
