Guest Star

Howie Mandel

Big Bird/Oscar the Grouch

Caroll Spinney

Guest Star

Christopher Meloni

Guest Star

Sarah Jessica Parker

Guest Star

Ahmad Rashad

Guest Star

Ann Curry

Guest Star

Alec Baldwin

Bob Jackson

Bob McGrath

Guest

Ellen DeGeneres

Guest

Sugarland

Guest Star

Cuba Gooding Jr.

Guest Star

Kelly Ripa

Guest Star

Al Roker

Guest Star

Matt Lauer

Guest Star

Tyra Banks

Guest Star

Ice-T

Guest Star

Richard Belzer

Guest Star

Chad Pennington

Guest Star

Anderson Cooper

Elmo

Kevin Clash

Guest Star

Dr. Phil

Susan Robinson

Loretta Long

Guest Star

James Blunt

Guest Star

Jamie Foxx

Guest Star

Rondell Sheridan

Guest Star

Charles Gibson

Ben Stiller

Gordon Robinson

Roscoe Orman

Cookie Monster / Two-Headed Monster

David Rudman

Luis Rodriguez

Emilio Delgado

Ernie

Steve Whitmire

Muppet / Virginia Virginia / Grouch

Leslie Carrara-Rudolph

Maria Figueroa Rodriguez

Sonia Manzano

Telly Monster / Aloysius Snuffleupagus / Irvine

Martin P. Robinson

Stinky / Murray & Blogg

Joey Mazzarino

Gina

Alison Bartlett O'Reilly

Bert/Grover

Eric Jacobson

Gabriela

Desiree Casado

Alan

Alan Muraoka

Bert

Frank Oz

Mr. Noodle

Bill Irwin

Mrs. Noodle

Kristin Chenoweth

Miles

Olamide Faison

Zoe / Prairie Dawn (voice)

Fran Brill

Linda

Linda Bove

Elmo (voice)

Ryan Dillon

Nina

Suki Lopez

Celina

Annette Calud

Aloysius Snuffleupagus

Jerry Nelson

Brian Williams

Tina Fey

Gordon Robinson

Matt Robinson

Chris Brown

Ruthie

Ruth Buzzi

Curly Bear / Prairie Dawn (voice)

Stephanie D'Abruzzo

Charlie

Violet Tinnirello

Zoe (voice)

Jennifer Barnhart

Rosita (voice)

Carmen Osbahr

Self

Andy Grammer

Antonio

Panchito Gómez