Sarah Michelle Gellar, ""Survivor"" Castaway Lisa Keiffer, How to Throw a Halloween Party
Actor Frankie Muniz; actor Patrick Wilson (""The Phantom of the Opera""); actors Justin Bruening and Alexa Havins; designer Genevieve Gorder; 12-year-old jump-rope champion Tori Boggs.
Model Heidi Klum; ""The Amazing Race"" contestants Lori and Bolo; chef Bill Granger; zoologist Jarod Miller; actor Richard Thomas.
Actor Jamie Kennedy (""Son of the Mask''); chef Rachael Ray; Tyler Hilton performs; New Style, New Smile Makeover; countdown to the Oscars.
Actor Matthew Fox (""Lost""); actress Valerie Bertinelli; Harry Winston spokeswoman Carol Brodie talks about Oscar jewels; New Style, New Smile Makeover; countdown to the Oscars.
NASCAR driver Jeff Gordon; singer Naomi Judd; New Style, New Smile Makeover; countdown to the Oscars.
Joan Rivers talks about the Oscars; actress Brenda Strong (""Desperate Housewives""); a fired ""Apprentice""; New Style, New Smile Makeover; countdown to the Oscars.
Duchess of York Sarah Ferguson; actress Reiko Aylesworth (""24""); chef Lidia Bastianich; Andrea Bocelli performs.
Actor Patrick Dempsey (""Grey's Anatomy""); actress KaDee Strickland (""Fever Pitch""); chef Tyler Florence; a fired ""Apprentice.""
Talk-show host Montel Williams; chef Sharon Lebewohl cooks with Tony; author Shauna Fleming (""A Million Thanks""); actress Kelly Rowan (""The O.C."").
Actor David Duchovny (""House of D""); actress Jaclyn Smith; ""American Idol"" contestant Anwar Robinson; Olive Garden chef Paolo Lafata; Race to Erase MS event; Tony's money booth.
Actress Rosie O'Donnell (""Riding the Bus With My Sister""); Tony plays Principal for a Day.
Actress Cynthia Nixon (""Warm Springs""); show host Tom Bergeron (""America's Funniest Home Videos""); actress Lesley Ann Warren; a fired ""Apprentice""; Dr. Gadget.
""American Idol"" judges Paula Abdul and Randy Jackson; actor Billy Crudup (Broadway's ""The Pillowman""); chef Rachael Ray; ""Survivor: Palau"" castoff.
Four guests: Lorraine Brocco, Dean Cain, Beth Murawsky (Tony's Rome Surprise at Grand Valley State University in Michigan), and Hunt Family Fiddlers (7).
Actress Camryn Manheim (""Elvis""); actress Elisha Cuthbert (""House of Wax""); journalist Robin Roberts; Hunky Handyman Search.
Actress Priscilla Presley; actor Michael Vartan (""Alias""); chef Rachael Ray; Hunky Handyman Search.
Actress Vanessa Marcil (""Las Vegas""); film critic Richard Roeper; numerologist Glynis McCants.
Actor Billy Crystal; chef Rocco DiSpirito; former ""American Idol"" contestant Anthony Fedorov.
Actor Jon Cryer (""Two and a Half Men""); actor Ricardo Antonio Chavira (""Desperate Housewives""); actress Jennie Garth; clips from ""All My Children.""
Actress Nicolette Sheridan (""Desperate Housewives""); journalist Elizabeth Vargas; actor Scott Wolf; financial adviser Suze Orman.
Actor James Denton (""Desperate Housewives""); show host Tom Bergeron (""America's Funniest Home Videos""); actress Katherine Heigl (""Grey's Anatomy"").
Show host Tom Bergeron (""America's Funniest Home Videos""); cooking with NFL player Jerome Bettis; actress Diane Farr; actor Vincent Irizarry; New Smile, New Style Makeover.
Journalist Joan Lunden; actor Scott Bailey; New Smile, New Style Makeover; winner of the Pillsbury Kids Bake It Fun contest, Landre Griffin.
Actor Denis Leary; New Smile, New Style Makeover; chef Tony Tammero; actress Alexa Havins; music group Lifehouse.
Singer Kelly Osbourne; actor Hal Sparks; New Smile, New Style Makeover; workout with Nikki Kimbrough.
""Dog Whisperer"" Cesar Millan; New Smile, New Style Makeover; Tae Bo for children with Billy Blanks.
Actor John Lithgow; actor Josh Peck; CEO Michael Eisner, the Walt Disney Company.
Actor Anthony Michael Hall; actress Sharon Case; chef Sam Marvin; guitarist John Pizzarelli.
TV personality Nancy Grace; Olive Garden chef; actor Kevin Connolly; Tony's band.
Actor Kevin Dillon; singer Robert Goulet; journalist Maria Bartiromo; singer Jo Dee Messina.
Actress Mo'Nique; actor Daniel Sunjata; volleyball players Kerri Walsh and Holly McPeak; restauranteur Donatella Arpaia; actress Annasophia Robb.
""Desperate Housewives"" cast: Teri Hatcher, Nicollette Sheridan, Marcia Cross, Jesse Metcalfe and Ricardo Antonio Chavira.
Cast of ""Who's the Boss?"": Alyssa Milano, Judith Light, Katherine Helmond and Danny Pintauro.
Actor Ray Romano; actor Kevin James; actor Kelsey Grammer; actor Jason Alexander; actor Jim Belushi.