Dick Van Dyke
Self
Acting
Tichina Arnold
Self - Performer
Acting
Beth Behrs
Self - Performer
Acting
Joelle Siwa
Self - Performer
Acting
Jason Alexander
Self - Performer
Acting
'Weird Al' Yankovic
Self - Performer
Acting
Amanda Kloots
Self - Performer
Acting
Skylar Astin
Self - Performer
Acting
Amber Riley
Self - Performer
Acting
Rita Ora
Self - Performer
Acting
Rufus Wainwright
Self - Performer
Acting
Julie Andrews
Self
Acting
Lin-Manuel Miranda
Self
Acting
Judd Apatow
Self
Directing
David Archuleta
Self
Acting
Mel Brooks
Self
Acting
Carol Burnett
Self
Acting
Cedric the Entertainer
Self
Acting
Stephen Colbert
Self
Acting
Derek Hough
Self
Acting
David Copperfield
Self
Acting
Darren Criss
Self
Acting
Ted Danson
Self
Acting
Roma Downey
Self
Production
Brad Garrett
Self
Acting
Mark Hamill
Self
Acting
Jenny McCarthy
Self
Acting
Tony Hawk
Self
Acting
Ken Jeong
Self
Acting
John Lithgow
Self
Acting
Rob Reiner
Self
Directing
Craig Robinson
Self
Acting
Jane Seymour
Self
Acting
William Shatner
Self
Acting
Martin Short
Self
Acting
Harry Shum Jr.
Self
Acting
Mary Steenburgen
Self
Acting
Stanley Tucci
Self
Acting