Billy Crystal
The friends couldn't help but share a laugh on the red carpet of 2012's So the World May Hear Awards in St. Paul, Minn.
Whoopi Goldberg
The pals posed together at a Sirius XM event in 2013 in NYC.
Bob Saget
The comedians goofed around at the 2007 New York Comedy festival.
John Travolta
The pals shared a table at the Academy Awards Governor's Ball in 2010.
Steven Spielberg
The director and actor attended an event for 1991's Hook in Century City, Calif.
Nathan Lane
The former Birdcage co-stars stuck together backstage at NYC's Richard Rogers Theater in 2011.
Pam Dawber
The former co-stars were all smiles on the set of Williams' The Crazy Ones.
Pierce Brosnan
The Mrs. Doubtfire co-stars looked sharp at the 2005 Golden Globes.
John Lovitz & Janice Dickinson
The trio were all laughs at the 2004 Cool Comedy Hot Cuisine benefit.
Muhammad Ali
The boxer posed with the comedian in 2006 in Phoenix.
Mo'Nique
Williams presented the actress with her Oscar in 2010.
Elton John
The pair hugged it out at John's Oscars party in 2000.
Sofia Vergara & Elijah Wood
The Happy Feet Two co-stars posed at the film's 2011 premiere in London.
Sharon Stone
Say cheese! The friends attended the 2006 Amfar After Party in Cannes.
Sarah Michelle Gellar
The Crazy Ones stars got silly at CBS' 2013 Upfronts.
Lewis Black
The funnymen shared a laugh at the Los Angeles Man of the Year premiere in 2006.
Cameron Diaz & Billy Bob Thorton
The three pals stuck together at the 2007 VH1 Rock Honors.
Bobcat Goldthwait
The friends posed on the 2004 Oscars Red Carpet.
Adam Sandler
The funny guys shared a moment at the 2009 People's Choice Awards in Los Angeles.
Kelly Preston
The actress couldn't help but giggle on the set of Old Dogs.
Harrison Ford
The actors posed together during Mike Nichols AFI Lifetime Achievement Award ceremony in 2010.