But it's especially humiliating when they happen to be so public and so scrutinized." He pauses.
"When you have success young, and you accept the good things, you have to accept all of it.
"I blurted out: ' Hey, Seth, my name's Zac.
I'm an actor, and I just wanted to tell you that I really love your work. "And I was like, ' Yes, I'm 100 percent serious.' And he goes, ' Aw, man, I just wanted to hate you.' And I'm like, ' Seth, I get it.
At the same time, I'm a human being, and I've made a lot of mistakes.
I've learned from each one." It's April 11, mere weeks since the 26-year-old star of the got into a tussle with a homeless man in downtown Los Angeles in the early hours of the morning.
The pic (above) shows Vanessa leaving her lawyer's office after the FBI chitchat.
But as we sit for lunch at West Hollywood's Soho House, I'm surprised to find him thoughtful, gracious and candid about the growing pains he has endured while navigating the shoals from teen celebrity to adult stardom.
"I had a friend come pick me up late at night -- we were looking for a place downtown to get a bite and catch up," he says, without identifying the friend.
"We were having trouble finding somewhere -- a lot of places were closed -- and the car ran out of gas off the 110. We had to pull over, and I called Uber." While waiting, "A homeless guy, or vagrant, tapped on the driver's-side window.
The million film is getting terrific buzz for the younger actor, who plays a frat boy spinning frighteningly out of control.
"His character tests through the roof, and the most common comment we hear is how much the audience loves seeing him in this new kind of role," says Peter Cramer, co-president of production at Universal Pictures.