Ryan Seacrest
Self - Host (64 eps)
Giuliana Rancic
Self - Host (64 eps)
Jay Manuel
Self - Fashion Expert (6 eps)
Debbie Matenopoulos
Self - Correspondent (5 eps)
Kristin Dos Santos
Self (5 eps)
Catt Sadler
Self - Host (4 eps)
Kelly Osbourne
Self - Fashion Police (3 eps)
Jason Kennedy
Self - Post-Show Host (3 eps)
Ross Mathews
Self - Host (3 eps)
Jacob Tremblay
Self (3 eps)
Dave Karger
Self - Film Expert (2 eps)
Kristina Guerrero
Self - Correspondent (2 eps)
Kristen Bell
Self (2 eps)
George Kotsiopoulos
Self - Fashion Police (2 eps)
Ali Fedotowsky
Self - Correspondent (2 eps)
Nelly Furtado
Self (2 eps)
Jennifer Hudson
Self (2 eps)
Scarlett Johansson
Self (2 eps)
Samantha Harris
Self - Post-Show Host (2 eps)
B.J. Novak
Self (2 eps)
Bobbie Thomas
Self - Style Expert (2 eps)
Cate Blanchett
Self (2 eps)
Ben Lyons
Self - Movie Expert (2 eps)
Kristin Cavallari
Self - Fashion (1 eps)
Jeff Kim
Self - Fashion (1 eps)
Wolfgang Puck
Self (1 eps)
Ellen DeGeneres
Self (1 eps)
Viola Davis
Self (1 eps)
Julius Tennon
Self (1 eps)
Portia de Rossi
Self (1 eps)
Kristin Chenoweth
Self (1 eps)
Dana Brunetti
Self (1 eps)
Barkhad Abdi
Self (1 eps)
Dax Shepard
Self (1 eps)
Terrence J
Self - Host (1 eps)
Will Marfuggi
Self - Correspondent (1 eps)
Ed Sheeran
Self (1 eps)
John Legend
Self (1 eps)
Chrissy Teigen
Self (1 eps)
Kacey Musgraves
Self (1 eps)
Dan Reynolds
Self (1 eps)
Ellen K
Self - Guest (1 eps)
Cedric the Entertainer
Self (1 eps)
Imogen Heap
Self (1 eps)
Terrence Howard
Self (1 eps)
John Lithgow
Self (1 eps)
Chuck Maldonado
Step Choreographer (1 eps)
Jennifer Love Hewitt
Self (1 eps)
Andrew Aguilar
Self (1 eps)
Tyra Banks
Self (1 eps)
Tina Fey
Self (1 eps)
Heidi Klum
Self (1 eps)
Kyra Sedgwick
Self (1 eps)
Sal Masakela
Self - Host (1 eps)
Michael Yo
Self - Music Expert (1 eps)
Marc Malkin
Self - Gossip Guru (1 eps)
Fantasia Barrino
Self (1 eps)
Natasha Bedingfield
Self (1 eps)
Tia Carrere
Self (1 eps)
Miley Cyrus
Self (1 eps)
Chris Daughtry
Self (1 eps)
Fawn
Self (1 eps)
Josh Groban
Self (1 eps)
Carson Kressley
Self - Fashion Expert (1 eps)
Kimora Lee Simmons
Self - Fashion Expert (1 eps)
Sal Masekela
Self - Post-Show Host (1 eps)
Giovanni Jackson
Self (1 eps)
Masi Oka
Self (1 eps)
Adrian Pasdar
Self (1 eps)
Leonard Roberts
Self (1 eps)
Tom McNamara
Self (1 eps)
Marc Anthony
Self (1 eps)
Drew Barrymore
Self (1 eps)
Jessica Biel
Self (1 eps)
Emily Blunt
Self (1 eps)
Zach Braff
Self (1 eps)
Abigail Breslin
Self (1 eps)
Nancy Carell
Self (1 eps)
Steve Carell
Self (1 eps)
Dane Cook
Self (1 eps)
Zooey Deschanel
Self (1 eps)
Hayden Panettiere
Self (1 eps)
Kevin Spacey
Self (1 eps)
Sarah Hyland
Self (1 eps)
Kevin Nealon
Self (1 eps)
Jenna Fischer
Self (1 eps)
Allen Lee Haff
Self (1 eps)
Linda Koopersmith
Self (1 eps)
John Krasinski
Self (1 eps)
Helen Mirren
Herself (1 eps)
Ashlyn Walker
Self (1 eps)
Forest Whitaker
Self (1 eps)
Christina Applegate
Self (1 eps)
Javier Bardem
Self (1 eps)
Kate Beckinsale
Self (1 eps)
Nikki Blonsky
Self (1 eps)
Emmanuelle Chriqui
Self (1 eps)
Rhys Coiro
Self (1 eps)
Travis Barker
Self (1 eps)
Kevin Connolly
Self (1 eps)
Ken Baker
Self (1 eps)
Landon Barker
Self (1 eps)
Dave Cote
Self (1 eps)
Sylvester Stallone
Self - After Party Guest (1 eps)
Jerry Ferrara
Self (1 eps)
Scott Barnes
Self - Celebrity Makeup Artist (1 eps)