Some of Hollywood's biggest stars came together Friday night in the name of cancer research.
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Sofia Vergara (AP)
Melissa McCarthy (AP)
Robert Downey Jr. (AP)
Bree Turner (AP)
Mark Harmon (AP)
Ethan Zohn (AP)
Will Ferrell (AP)
Ben Stiller (AP)
Kiefer Sutherland (AP)
Jon Hamm (AP)
Italia Ricci (AP)
Kareem Abdul-Jabbar (AP)
Rob Riggle (AP)
Matt Passmore (AP)
Jesse Tyler Ferguson (AP)
Marg Helgenberger (AP)
Dane Cook (AP)
Tony Hale (AP)
Eric Stonestreet (AP)
Rob Lowe (AP)
Halle Berry (AP)
Jennifer Aniston (AP)
Reese Witherspoon (AP)
Katie Couric (AP)
Hailee Steinfeld (AP)
Dave Grohl (AP)
Tony Goldwyn (AP)
Anna Kendrick (AP)
Kevin Bacon (AP)
Ben Falcone (AP)
Diem Brown (AP)
Charlie Wilson (AP)
Amanda de Cadenet (AP)
Alison Sweeney (AP)
Jordana Brewster (AP)
Joe Manganiello (AP)
Mira Sorvino (AP)
Jaime King (AP)
Giada De Laurentiis (AP)
Josh Gad (AP)
Dave Matthews Band (AP)
Common (AP)
Lupe Fiasco (AP)
Jennifer Hudson (AP)
The Who (AP)