FS2 / WENN 1 / 12

Little Miss Sunshine has a boyfriend! Abigail Breslin is dating All Time Low band guitarist Jack Barakat, Us Weekly can exclusively confirm.

PHOTOS: Hottest celebrity hookups

The Oscar-nominated actress, 17, who is busy promoting her new sci fi film "Ender's Game," was joined by Barakat, 25, at the flick's premiere party in Los Angeles on Oct. 28. A source tells Us that the couple has been keeping a low profile. He recently visited Breslin the set of her upcoming film "Maggie," in which she stars as the main character of the same name.

PHOTOS: Unlikely celebrity couples

Breslin, whose film credits include roles as Mel Gibson's daughter Bo Hess in "Signs," Little Rock in "Zombieland" and the adorable Olive Hoover in 2006 indie hit "Little Miss Sunshine," plays the older sister of the main character in "Ender's Game." The movie also stars Hailee Steinfeld, Harrison Ford and Viola Davis. The film blasted to No. 1 in the weekend box office race, raking in $28 million.

PHOTOS: The Kardashian family album

Breslin and Barakat first met at an All Time Low concert back in April. While the couple looked cozy in the corner at the film's premiere party, another big-name tween pair also attended the event together: Kylie Jenner, 16, and Jaden Smith, 15. Breslin, according to an onlooker, mingled between her younger pals and the "adult section" at the event with her new beau in tow.


Celeb couples who should reunite

Stars who've dated the same person

Surprising celeb couples