Singing with Stevie Wonder.

Bill's clubbing with Jon Bon Jovi.

Performing with Madonna!

Singing with Prince.

Who knew young Elvis was so big?

Judging American Idol with Simon.

Posing with Tom Jones.

Bill with Bob Hope and George Burns.

Bill with Judy Garland.

Kris in the Rat Pack.

Bill with Liza Minelli in Cabaret!

Bill should look a little happier next to Marilyn Monroe.