Ben Stiller has officially confirmed what pretty much everyone has known: Ariana Grande will indeed be part of the fourth installment of the Meet the Parents franchise next year. "I can't really talk too much,

Ariana Grande is part of the next movie in the franchise, and is the "whole engine" of the film, in the words of Ben Stiller. "I can’t really talk too much, I guess, at this point about the movie," Stiller said during an