Carol Burnett

Self

Steve Carell

Self - Guest

Sheryl Lee Ralph

Self

Lily Tomlin

Self - Guest

Dolly Parton

Self - Guest

Bernadette Peters

Self - Guest

Kristin Chenoweth

Self - Guest

Julie Andrews

Self - Guest

Oprah Winfrey

Self - Guest

Amy Poehler

Self - Guest

Michelle Obama

Self - Guest

Vicki Lawrence

Self - Guest

Martin Short

Self - Guest

Steve Martin

Self - Guest

Charlize Theron

Self - Guest

Aileen Quinn

Self - Guest

Jane Lynch

Self - Guest

Billy Porter

Self - Guest

Jimmy Fallon

Self - Guest

Sofía Vergara

Self - Guest

Susan Lucci

Self - Guest

Bill Hader

Self - Guest

Marisa Tomei

Self - Guest

Bob Mackie

Self - Guest

Maya Rudolph

Self - Guest

Joe Biden

Self - Guest

Jill Biden

Self - Guest

Lisa Kudrow

Self - Guest

Melissa Rauch

Self - Guest

Cher

Self - Guest

Sutton Foster

Self - Guest

Darren Criss

Self - Guest

Tina Fey

Self - Guest

Bob Odenkirk

Self - Guest

Laura Dern

Self - Guest

Kristen Wiig

Self - Guest

Allison Janney

Self - Guest

Ellen DeGeneres

Self - Guest

Katy Perry

Self - Guest

Stephen Colbert

Self - Guest

Tracee Ellis Ross

Self - Guest

Tim Conway

Self (archive footage) (uncredited)

Betty White

Self (archive footage) (uncredited)

Ray Charles

Self (archive footage) (uncredited)

Bing Crosby

Self (archive footage) (uncredited)

Liza Minnelli

Self (archive footage) (uncredited)