LeBron James, Dwyane Wade and Chris Bosh from the 2012 NBA Champion Miami Heat and Taylor Kitsch are on the show.
Dianna Agron, Magic Johnson and Carly Rae Jepsen are in studio today.
Singer Justin Bieber is in studio today.
Regis Philbin, Martin Scorcese and Asa Butterfield are in studio today.
Talk show host Bill Maher and retired NBA player Shaquille O'Neal are in studio today.
Private Practice's KaDee Strickland, eliminated Dancing with the Stars couple Chaz Bono and Lacey Schwimmer and New York Knicks player Amare Stoudemire are in studio today.
Susan Lucci guest co-hosts as several cast members of All My Children are in studio today to talk about the show's final TV episode.
Sofia Vergara, Joe McGinniss, Carla Hall and Tony Bennett are in studio today.
Actors Florence Henderson and Danny DeVito are in studio today.
Jermaine Jackson, Emily Van Camp and Michael Symon are in studio today.
Actor Gerard Butler, former football player Kurt Warner and his wife Brenda and Caroline Kennedy are in studio today.
Army Major Michael Erwin, talk show host Dr. Phil and actress/singer Victoria Justice are on the show.
Former New York Mayor Rudy Giuliani is in studio today.
Helen Mirren, Hope Solo and Maksim Chmerkovskiy are on the show.
Reality stars Kim, Kourtney and Khloe Kardashian are in studio today.
In the season premiere, New York mayor Michael Bloomberg is on the show.