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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

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

John Krasinski and the End of the Office

Aubrey Plaza Is the Worst Talk Show Guest Ever

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

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

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

Jack Black Discovers He Can Sing

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

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

Will Ferrell: Thank God I Have a College Degree

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

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

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

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

Where Sam Elliott learned to be a man

Jack Black Sings An Elliott Smith Song

Between Two Ferns with Zach Galifianakis is Just a Joke

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

Olivia Wilde Is Told to be Hotter for Hollywood

Jeff Daniels 'Aint Buyin What Hollywood is Sellin'

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

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

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

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

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

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

Rashida Jones Watched Steve Carell Very Closely on 'The Office'

Dax Shepard Shares Painful Relationship with His Dad

Zach Galifianakis Bombs at Saturday Night Live

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

Jessica Chastain's Julliard Audition

Neil Patrick Shares the Best Advice He's Ever Received

What No One Told Ethan Hawke About Being Famous

Paul McCartney's Great Advice for Bill Hader's SNL Anxiety

John Krasinski's Mind-Altering Collision with Fame

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

That Time Jenna Fischer Got Fired From a Matt LeBlanc Sitcom

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

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

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

Robert Downey Jr's Upbringing Explains A Lot

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

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

Matt Damon on Life After "Good Will Hunting"

Jon Hamm Divulges His Secret to Playing Don Draper

Matt Damon: "I Certainly Wouldn't Be Here Were it Not for Ben Affleck"

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