Mark Ruffalo Is Intimidated By Adam Levine's Superstar Status!

Adam Levine rocks a Metallica tee while exiting the Z100 studio on Friday (June 27) in New York City.

The day before, the 35-year-old entertainer shared some laughs with his Begin Again co-star Keira Knightley during a press conference for their new film, which hits select theaters today!

PHOTOS: Check out the latest pics of Adam Levine

“All I’m gonna say is I’m happy that I don’t have any scenes with Adam Levine in this movie,” Adam‘s co-star Mark Ruffalo recently shared to ET Tonight. “He’s intimidating. Are you kidding me? He’s a superstar.”

FYI: Adam is wearing a What Goes Around Comes Around t-shirt.