Blue-eyed hardbody Zac Efron is soooo excited to be working with his hero Robert DeNiro, even though it's on a movie called Dirty Grandpa. Obviously, with a title like that, this is not going to be a film with much gravitas. Efron posted a picture of himself with DeNiro in which he is wearing a shirt that reads, "Stop staring at my tits." But ya can't, because they're just too nice:

Sources: H/T Uproxx