Britney Spears could be on her way to the Land of Orange Carpets and Green Goo. The pop tart is in talks to join Miley Cyrus, Cameron Diaz, Heidi Klum, Ryan Seacrest, Ashlee Simpson, Hayden Panettiere, and America Ferrera at the 2008 Kids’ Choice Awards, hosted by comedian Jack Black.

“It’s supposed to be top-secret, but everyone is already buzzing about it,” an OK! Magazine source spills. “Her sister, Jamie Lynn, made such a splash at the event last year, Brit knows that she’ll get as much if not more attention if she shows up this year.”

The 2008 Kids’ Choice Awards will air March 29th at 8 p.m. on Nickelodeon.

Disney starlet Miley Cyrus will perform at rival network Nickelodeon’s Kids Choice Awards at UCLA’s Pauley Pavilion in Los Angeles on March 29th. The Hannah Montana actress is nominated in the categories of Favorite TV Actress and Favorite Female Singer, while Hannah Montana is up for Favorite TV Show.

Hannah Montana star Miley Cyrus and Shrek: The Third have topped the list of nominees for Nickelodeon’s 21st Annual Kids Choice Awards.

Shrek The Third received a leading four nominations, including Favorite Animated Movie, and three nods for Favorite Voice from an Animated Movie: Mike Meyers as Shrek, Cameron Diaz as Shrek’s wife, Fiona, and Eddie Murphy as Shrek’s loyal sidekick, Donkey. Miley was nominated for Favorite Female Singer and Favorite Female Actress while her hit Disney series Hannah Montana received a Favorite TV Show nomination.

Comedian Jack Black, who hosted the Kids Choice Awards two years ago, is returning for this year’s March 29 broadcast. Fans may begin voting for the faves online on March 3.

Kids Choice Awards 2008 Complete List of Nominees:

Movie: “Alvin and the Chipmunks,” “Are We Done Yet?,” “The Pirates of the Caribbean: At World’s End,” “The Transformers.”

Male Movie Star: Ice Cube, Johnny Depp, Dwayne “The Rock” Johnson, Eddie Murphy.

Animated Movie: “Shrek The Third,” “Bee Movie,” “Ratatouille,” “The Simpsons Movie.”

Female Movie Star: Jessica Alba, Drew Barrymore, Kirsten Dunst, Keira Knightley.

Voice From an Animated Movie: Cameron Diaz, Mike Meyers, Eddie Murphy, Jerry Seinfeld.

Song: “Beautiful Girls” (Sean Kingston), “Big Girls Don’t Cry” (Fergie), “Don’t Matter,” (Akon), “Girlfriend” (Avril Lavigne.)

Male Singer: Bow Wow, Chris Brown, Soulja Boy, Justin Timberlake.

Music Group: Boys Like Girls, Fall Out Boy, Jonas Brothers, Linkin Park.

Female Singer: Beyonce, Fergie, Miley Cyrus, Alicia Keys.

TV Show: “Drake & Josh,” “Hannah Montana,” “iCarly,” “The Suite Life of Zack and Cody.”

Reality Show: “America’s Next Top Model,” “American Idol,” “Are You Smarter Than a Fifth Grader?,” “Deal or no Deal.”

Television Actress: Miley Cyrus (”Hannah Montana”), Emma Roberts (”Unfabulous”), Jamie Lynn Spears (”Zoey 101″), Raven-Symone (”That’s So Raven”).

Television Actor: Drake Bell (”Drake & Josh”), Josh Peck (”Drake & Josh”), Dylan Sprouse (”The Suite Life of Zack and Cody”), Cole Sprouse (”The Suite Life of Zack and Cody”).

Cartoon: “Avatar: The Last Airbender,” “Ed, Edd and Eddy,” “The Simpsons,” “SpongeBob SquarePants.”

Male Athlete: Tony Hawk, Shaquille O’Neal, Alex Rodriguez, Tiger Woods.

Female Athlete: Cheryl Ford, Danica Patrick, Serena Williams, Venus Williams.

Video Game: “Dance Dance Revolution,” “Guitar Hero,” “High School Musical: Sing It!”, “Madden NFL ‘08.”

Book: “Buffy the Vampire Slayer Season Eight, Volume One: The Long Way Home,” “Diary of a Wimpy Kid,” “Harry Potter series,” “How to Eat Fried Worms.”

Jack Black will host Nickelodeon’s 2008 Kids’ Choice Awards.

The Kids’ Coice Awards will air on March 29. Fans may begin voting online on March 3.