Actress Salma Hayek discusses makeup; a creamy pasta dish.

Rachael's favorite fall foods; actress Julianna Margulies; fall fashion trends.

Rachael throws a party on the streets of Philadelphia with singer Patti LaBelle and carpenter Ty Pennington.

Model Tyra Banks; chef Rocco DiSpirito; a makeup and catwalk lesson.

TV personality Mike Rowe; three teachers get makeovers; tuna surprise.

Nanny Jo Frost; singer Gloria Estefan.

Actress Julianne Moore; fast, affordable design fake-outs for hardwood floors and crown molding; cheeseburger meets egg roll.

Actor Hugh Jackman; chef Bobby Flay.

Pairing wine and cheese; cheese puffs.

Dancer Julianne Hough; a viewer gets a makeover; French onion dip becomes a burger.

In Mexico, Rachael's "Hey, Can You Cook?!" competition returns with six all-stars and tough challenges.

Stylist Kyan Douglas makes over two teen girls who have lost weight.

Rachael rappels down a cliff in Mexico; actress Eva Longoria.

"Hey, Can You Cook?!" competitors try to impress an all-star judge; actress Salma Hayek.

Chef Guy Fieri dishes out his buffalo ball recipe; a new burger recipe; TV personality Joy Behar ("The View") with her wedding day stories.

Audience members bid for the chance to cook with Rachael; what happened when cake-decorating lessons with Buddy Valastro were auctioned off; a makeover by Kyan Douglas and Gretta Monahan.

The all-star cooking competition continues with a sausage challenge; actors Katie Holmes and Adam Sandler ("Jack and Jill").

New York City firefighters face off in a 5-Alarm Cook-Off; actress Julie Andrews; co-host Nick Cannon.

Personal trainer Jillian Michaels; a salmon recipe.

Rachael's new food truck serves lunch for only $2; the winner of the "Hey, Can You Cook?! All-Stars" challenge.

Dr. Travis Stork; beauty-aisle products.

Chef Mario Batali makes a spicy Italian dish; New York City's Meatball Shop.

A married couple get makeovers; actress Felicity Jones; popcorn three ways.

Singers Jessica and Ashlee Simpson.

Talk-show host Regis Philbin; an easy meatball dish.

Actress Marcia Cross; a hardworking mother of two sets of twins gets a makeover.

Supermarket deals and advice; baker Buddy Valastro.

Viewer requests; a BLT brisket slow-cooker recipe; celebrity looks for less money.

A sour-cream recipe; turning eye shadow into nail polish; an artist turns a trash bin into a modern home.

Chef Buddy Valastro prepares a chocolate mousse and a pasta dish; actress Tiffani Thiessen.