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Will Ferrell: "I Could Tell Jimmy Fallon Was Barely Hanging On"

Jenna Fischer Discusses Her 'Office' Chemistry with John Krasinski

Daniel Radcliffe's Struggle with Alcohol Due to the Fame of Harry Potter

John Krasinski and the End of the Office

Dax Shepard Wasn't Sure He Wanted to be with Kristen Bell

Aubrey Plaza Is the Worst Talk Show Guest Ever

Jack Black Discovers He Can Sing

Why Jim Carrey Fought to Cast Jeff Daniels in 'Dumb and Dumber'

Courteney Cox explains why 'Friends' was lightning in a bottle

Robert Downey Jr: "I Have Zero Regard for What's Printed in a Script"

Robert Downey Jr Contemplates the Next Phase of His Life After Marvel

Will Ferrell: Thank God I Have a College Degree

Jack Black Reveals Why Tenacious D Will Never Be a Serious Band

John Krasinski On the Story Behind His Audition for "The Office"

Where Sam Elliott learned to be a man

Jack Black Sings An Elliott Smith Song

Dax Shepard: Rock Bottom Isn't Always What Makes You Change Your Life

Between Two Ferns with Zach Galifianakis is Just a Joke

Will Ferrell - "I Had No Idea I Had Crossed The Line"

Mindy Kaling shares her early experiences in 'The Office' writers room

Jeff Daniels 'Aint Buyin What Hollywood is Sellin'

Aubrey Plaza: "So I'm Just Going to Masturbate..?"

Olivia Wilde Is Told to be Hotter for Hollywood

Brit Marling of Netflix's 'The OA' had a Near Death Experience at Goldman Sachs

Jeff Daniels Hit His 'Newsroom' Speech Out of the Park

Gillian Jacobs: "Juilliard took away my love of acting"

Constance Wu's Childhood Trauma: "The Truth is Not Enough"

Michael Shannon: "I Couldn't Make Friends to Save My Life"

Dax Shepard Shares Painful Relationship with His Dad

Daniel Radcliffe Explains That There's No Way to Prepare for the Fame of Harry Potter

Neil Patrick Shares the Best Advice He's Ever Received

What No One Told Ethan Hawke About Being Famous

Zach Galifianakis Bombs at Saturday Night Live

Jessica Chastain's Julliard Audition

John Krasinski's Mind-Altering Collision with Fame

Robert Downey Jr Hopes to Learn From the Example of Tony Stark and Every Other Role He Plays

Robert Downey Jr's Upbringing Explains A Lot

John Goodman - The New York Years: Cocaine, Alcohol, and SNL - Part 1

Elijah Wood on Peter Jackson's directing style during 'Lord of the Rings'

Matt Damon on Life After "Good Will Hunting"

Robert Downey Jr Finds More than Validation from His Wife Susan Downey

SNL's Bill Hader Didn't Want to Be a Comedian

That Time Jenna Fischer Got Fired From a Matt LeBlanc Sitcom

David Tennant's Shock from the Loss of Anonymity Due to Doctor Who

Aubrey Plaza Says Some Pretty "F*****Up S***" to Robert De Niro

Jake Gyllenhaal Commits to His Roles to the Point of Absurdity

Jon Hamm Divulges His Secret to Playing Don Draper

Hasan Minhaj Made Fun of Jon Stewart in His Audition for The Daily Show

Will Ferrell Tells A Hilarious Story About Dustin Hoffman

Dax Shepard Learns of His Mother's Shame on Armchair Expert