Nominated for 2011 Teen Choice Awards, Taylor Swift to Battle Ex Joe Jonas.

The first wave of nominees for the 2011 Teen Choice Awards have finally been unraveled. In the music categories, Taylor Swift is facing off her former boyfriend Joe Jonas and best friend Selena Gomez. The country music star is up against Joe for the Choice Break-Up Song trophy, and has to compete against Selena for the Love Song kudo.

In movie categories, "The Twilight Saga's Eclipse" leads the nominations after collecting 12 nominations. Among the counts, it vies for Choice Movie: Sci-Fi/Fantasy. The vampire drama movie also lands nods for its leading actors, Kristen Stewart, Robert Pattinson and Taylor Lautner, who is up for Choice Movie Actress and Actor for Sci-Fi/Fantasy field.

"Eclipse's" biggest competition comes from "Harry Potter and the Deathly Hallows: Part I", which also receives multiple nominations. The two film franchises, however, are not the only ones battling for the supremacy at the awards. They must face off against other notable films, like "Pirates of the Caribbean: On Stranger Tides," "Super 8" and

Aside from music stars and movies, various famous TV shows are also competing to be voted the favorites. "The Vampire Diaries" comes face to face with "Teen Wolf" and "Supernatural" for Choice TV Show in the Sci-Fi/Fantasy category, while "Glee", leads the TV nominations with 9 nods, will have to defeat Selena's "Wizards of Waverly Place" in the comedy category.

This year's Teen Choice Awards will take place on August 7 and will be aired on FOX at 8 P.M. ET/PT. Fans ages 13-19 can votes for their favorites starting from June 29 at the show's official website. More nominees, presenters and performers will be announced later.

Justin Bieber Tells Selena Gomez 'She's the One'

Justin Bieber has been dating Selena Gomez only for less than a year, but he has already claimed that the "Monte Carlo" actress is the one for him. The "Baby" hitmaker reportedly told his Disney darling girlfriend that he doesn't just want "this to be some short-lived relationship."

As reported in the latest issue of OK! magazine, a source recently revealed, "Justin has told Selena she's the one." The source added, "Selena adores Justin and is definitely in love for the first time in her life. She's talked about how cute their kids would be and that sort of thing."

While the Canadian teen heartthrob and the former star of the "Wizards of Waverly Place" are enjoying their blossoming relationship, they have recently been struck by unpleasant rumors suggesting that the "Ramona and Beezus" actress is pregnant with the Biebs' baby. About the pregnant speculation, the source insisted that it's not true.

"Selena and Justin are having an intimate relationship. But she's not going to let herself get pregnant," said the source. "She definitely loves kids and could see herself having Justin's baby one day. But it's not going to be right now.