How Well Do Ariana Grande, Cynthia Erivo, & 'Wicked' Director Jon M. Chu Know Each Other?

Ariana Grande, Cynthia Erivo, and 'Wicked' director Jon M. Chu test out how well they know each other. They try to guess who cried the most on set, what Jon's favorite note to give was, and why Ariana is scared of E.T., which Jon used as inspiration to direct. Watch other celebs test how well they know each other:    • How Well Do They Know Each Other? | V...   Subscribe to Variety on YouTube: http://bit.ly/VarietySubscribe Connect:   / variety     / variety     / variety