Justin Bieber Starring Alongside Mark Wahlberg in New Movie: "I Play His Nephew"

Justin Bieber has been busy making the interview rounds to promote his hotly anticipated Christmas album Under the Mistletoe — due Nov. 1. The Biebs recently sat down with Access Hollywood's Billy Bush and dished on some pretty exciting news: his next movie!

Justin revealed he will star opposite Mark Wahlberg in the flick!

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"We are actually working on script right now with Mark Wahlberg for next summer," Justin told Billy, adding that he plays Mark's "nephew or something."

"It's a basketball movie," he shared. "It's a drama-comedy. I love his stuff."

After his next album comes out, Justin said he plans to start acting classes.

Billy also tried to find out who's the biggest celebrity listed in Justin's phone — and there are some serious heavy hitters.

While he has Kanye West's contact info, JB revealed Kanye "doesn't carry a phone. We email."

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Kim Kardashian, Will Smith and Chris Brown are some of the other celebrity names in his phonebook.

When asked about Angelina Jolie, JB said, "No, I wish."

Catch Justin's Access Hollywood interview below! What do you think of his new locks? They remind us of a cross between Jersey Shore Brooklyn blowouts and Robert Pattinson's coveted locks!