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Which 'Amazing Spider-Man 2' Star Knows All The Words To A Justin Bieber Song?

Hint: It's not Emma

I've bet you've been dying to know which "The Amazing Spider-Man 2" star would win a dance competition.

So, in our latest episode of After Hours, MTV News Reporter Josh Horowitz interrogates Andrew Garfield, Emma Stone, Jamie Foxx and Dane Dehaan to find out the answers to all your burning questions. Who forgets their lines? Who would know all the lyrics to a Justin Bieber song? You know, all the important stuff.

While Emma admitted to not even knowing the chorus of a Bieber song, her other half confessed he was a fan.

"He's obviously a very talented musician."

Watch the clip below to find out what else we uncovered about the cast:

Catch "The Amazing Spider-Man 2" on the big screen May 2.