Steve Season 1, Episode 20: Nick Lachey & Peta Murgatroyd/Tricia Helfer

Chelsea Handler/Marlon Wayans/James Arthur

Ice Cube

Jay Leno/Jordin Sparks

Charlie Sheen/LeAnn Rimes

Floyd Mayweather/Keesha Sharp

Deborah Gibson/Georgia King

Martin Lawrence/Cat Deeley

Noah Wyle/Giada De Laurentiis

Carrie Ann Inaba/Peter Facinelli

Nene Leakes/Matt Iseman & Akbar Gbajabiamila

A surprise appearance by rapper Diddy.

Michael Pena/Jeff Lewis & Jenni Pulos

Howie Mandel/Jordana Brewster

Khloe Kardashian & Kris Jenner/Peter Facinelli

Drew Carey/Candace Cameron Bure, Jodie Sweetin & Andrea Barber

Aisha Tyler/Melissa Fumero & Stephanie Beatriz

Nia Long/Adam Brody

Arsenio Hall/Elisabeth Shue

Chandra Wilson/John Michael Higgins/James Arthur

Taye Diggs & Annie Ilonzeh/Sarah Wright Olsen

Terry Bradshaw/Brian McKnight

Carrie Ann Inaba/Kellan Lutz

Vivica A. Fox & Joy Rovaris/Dermot Mulroney

Eric Dane/Craig Robinson

Milo Ventimiglia/Toni Braxton

Cedric the Entertainer/Mercedes Mason

Wanda Sykes/Deon Cole

Rachael Ray/Ben Feldman

Jackie Chan/Cheryl Hines

Chadwick Boseman/Monica Potter

Bethenny Frankel/Brandon Micheal Hall

Russell Brand/Kimberly Williams-Paisley

Isla Fisher/Cedric Yarbrough

LL Cool J/Jeremy Sisto

Snoop Dogg/Mark Feuerstein

Gabrielle Union

Teresa Giudice

Wilmer Valderrama/Giselle Eisenberg

Caleb McLaughlin/Melissa Joan Hart

Vanessa Lachey & Maksim Chmerkovskiy/Chris Sullivan

Kenya Moore/Tia Mowry-Hardrict

The Chrisley Family

James Brolin/Cicely Tyson

Xscape

Gene Simmons

Jason George/Carlos Correa

Nicole Williams, Natalie Halcro & Olivia Pierson

J.B. Smoove

Nigel the ventriloquist.

Daymond John

Chrissy Metz/Dawn-Lyen Gardner/Sunny Anderson

Katy Mixon/Sunny Anderson

Charlie Weber/Sunny Anderson/Nicole Murphy

Anthony Anderson/Guillermo Diaz/Sunny Anderson

Tyler Perry/Sunny Anderson

Diarra Kilpatrick

Kim Fields & Tatyana Ali

Tom Arnold/Christina Milian

Kris Jenner/Jay Pharoah

Jermaine Dupri/Ariel Winter

Carol Burnett

The cast of Married to Medicine (2013).

Smokey Robinson/Chad Michael Murray

Alfonso Ribeiro/Michael Rapaport

Christopher Meloni/Nev Schulman & Max Joseph/Tia Mowry

James Roday & Dule Hill/Nikki Glaser

Padma Lakshmi/Rachel Bloom

Joey Lawrence/Danielle Brooks

Bill Pullman/T.D. Jakes

The Melisizwe Brothers perform.

Jack Black/Adrienne Houghton/Dani Devastation

John Cena/Niecy Nash

Hillary Rodham Clinton/Angela Bassett/Leslie Odom Jr.

Lisa Vanderpump/Phil Keoghan

La La Anthony/Bow Wow

Kim Zolciak-Biermann & Kroy Biermann/Nolan Gould & Rico Rodriguez

Yvette Nicole Brown/Sheila E.

Dylan McDermott/Brooke Burke

DJ Khaled/Rocky Carroll

Episode 78

Wyclef Jean/Harry Lennix

Bob Saget/Ernie Hudson

George Foreman/Geoff Stults

Mike Epps/Jackee Harry

Cast of "Mancave"/Ashley Graham

Cast of "Den of Thieves"

Shanola Hampton ("Shameless")

Brooklyn Decker/Nia Jax & Alexa Bliss

Jeff Dunham/AnnaLynne McCord

Mario Lopez/Francia Raisa

David Arquette/Bethany Joy Lenz

Kyle Richards & Erika Girardi/Cast of "Young Sheldon"/Carmelita Jeter

Episode #1.89

TV host Chris Harrison; former boxing champion Laila Ali;

Rob Schneider/Brian Dietzen

Jason Clarke/Tisha Campbell-Martin

Carrie Keagan/Garcelle Beauvais/Keri Hilson/Siggy Flicker

Forest Whitaker/Cat Deeley

Rob Reiner/Peta Murgatroyd & Maksim Chmerkovskiy

Eddie Griffin/Tamara Taylor

Rick Springfield/Carson Kressley

La La Anthony/Tracey Edmonds/Kim Gravel/Ta'Rhonda Jones

Kevin Frazier & Nischelle Turner/Rickey Smiley

Holly Robinson Peete & Rodney Peete

Diann Valentine, Ashanti, Carrie Ann Inaba, Kimberly Caldwell

Kirk Cameron/Duff Goldman

Tom Cavanagh/Keri Hilson, Christine Lakin & Dr. Tiffanie Davis Henry

Catt Sadler/Evelyn Lozada/Brooke Burke-Charvet/Garcelle Beauvais

Jason Ritter/Kellie Pickler

Storm Reid/Keshia Knight Pulliam, Bridget Kelly & Julissa Bermudez

Shemar Moore/Keyshia Cole

Bellamy Young/Kimberly Elise

Matt LeBlanc

Jaime Pressly/Craig Bierko

Jimmi Simpson/Geoffrey Zakarian

Darren Criss/Lori Loughlin/Tia Mowry

Tracey Edmonds & Deion Sanders

Terry Crews/Maria Menounos & Keven Undergaro/Dmitry Chaplin

Eric Christian Olsen & Sarah Wright Olsen/Jussie Smollett

Josh Henderson/Nikki Bella and Brie Bella

Boris Kodjoe & Nicole Ari Parker

Hill Harper/Keri Hilson, Tamar Braxton & Kimberly Caldwell

Oliver Hudson/Julissa Bermudez, Christine Lakin & Keri Hilson

Tyler Perry/Kit Hoover, Julissa Bermudez & Diann Valentine

Burt Reynolds/Lena Waithe/Rachel Lindsey, Tanya Rad & Garcelle Beauvais

Tiffani Thiessen/Ta'Rhonda Jones, Jenni Pulos, Diann Valentine/Dorothy Steel

Lester Holt/Renee Bargh, Shannon Boodram, Garcelle Beauvais

K Michelle/Kim Gravel, Rachel Lindsay, Bridget Kelly

Episode #1.124

Ledisi, Christine Lakin & Diann Valentine

Miles Brown/Cari Champion, Amber Stevens West & Kim Caldwell-Harvey

Steve Martorano/Ali Fedotowsky, Julissa Bermudez & Garcelle Beauvais

Cheech & Chong/Shanon Boodram, Dorinda Medley & Diane Mizota

Tyler Posey and Lucy Hale/Jodie Sweetin, Zuri Hall & Diann Valentine

Kara McCullough/Ta'Rhonda Jones, Christine Lakin & Tamar Braxton

Cress Williams

Louie Anderson/Brooke Burke-Charvet, Tami Roman & Tamar Braxton

Jeffrey Wright/Morgan Stewart, Malika Haqq & Gracelle Beauvais

Shiri Appleby

Snoop Dogg

Kimberly Caldwell-Harvey/Evelyn Lozada/Terri Seymour

Jillian Michaels/Cynthia Bailey

Tyra Banks & Carolyn London/Garcelle Beauvais, Rachel Lindsay & Emily Skye

Dave Bautista

Letitia Wright/Siggy Flicker, Rachel Lindsay & Jessica Vilchis

Cedric the Entertainer/Cynthia Bailey/Hayley Orrantia

Tracy Morgan/Beverly Bond, Kaitlyn Bristowe & Garcelle Beauvais

Eugenio Derbez/Natalie Morales, Diann Valentine & Lynn Richardson

Episode #1.144

Eva Longoria/Brian White

Faith Jenkins

Antonio Banderas/LuAnn DeLesseps, Keri Hilson & Natalie Martinez

Bethenny Frankel/Keri Hilson, Diann Valentine & Kristine Leahy

Terry Dubrow & Paul Nassif

Ralph Macchio/William Zabka

Lala Kent/Tracey Edmonds/Bridget Kelly

Brooke Burke/Tamar Braxton/Julissa Bermudez

Faith Jenkins #2

Sugar Ray Leonard/Tiffanie Davis Henry, Summer Sanders & Tamar Braxton

Garcelle Beauvais/Kim Caldwell/Summer Sanders

Tom Bergeron/Cali Champion, Dr. V & Alesha Renee

Roma Downey/Diann Valentine, Krystal Bee & Ta'Rhonda Jones

Bridget Kelly, Garcelle Beauvais & Dr. V

Eileen Davidson/Steve Leder

Tiffanie Davis Henry, Siggy Flicker, Gizelle Bryant

Jocko Sims/Tracey Edmonds, Dorit Kemsley & Carrie Ann Inaba

Ian Smith/Keri Hilson, Brooke Burke & Amber Stevens-West

Penn & Teller/Kevin O'Leary/James Sexton

Danica McKellar/Diann Valentine, Kimberly Caldwell-Harvey & Tiffanie Davis Henry

Jon Taffer/Habib Sadeghi

Boy George/Heather Dubrow/Terry Dubrow

Julianne Hough & Brooks Laich/Kim Gravel, Masika Kalysha & Carolina Guerra

Jerry Springer/Kym Whitley

Billy Bob Thornton

Dr. Drew Pinsky/Tommy Davidson

Greg Mathis/T-Boz

Ashanti/Ta'Rhonda Jones

Patti Stanger/Carolina Guerra

Episode #1.174

Steve's Favorite Couples

Jenny McCarthy (Sirius XM's "The Jenny McCarthy Show") and Donnie Wahlberg ("Blue Bloods"); Eric Christian Olsen ("NCIS Los Angeles") and Sarah Wright Olsen;

Steve's Favorite Real People

Steve's Favorite Kids

Steve's Favorite Straight Talk

Steve's Favorite Unbelievable People

Psychic medium Reginald Lewis reads actress Kym Whitley with a presence from her mom; viral street magician Julius Dein wows the audience;