Well this week the two showed off their vocal skills on The Tonight Show starring Jimmy Fallon (April 8).
The “Les Miserables” actress performs songs like 50 Cent’s “In Da Club” and Snoop Dogg’s “Gin and Juice” accompanied by Fallon.
During her appearance on Good Morning America, a 6-year-old fan asked her which is her favorite princess.
She responded: “My favorite princess is Kate Middleton, but she’s a duchess. She’s a princess too, right? I’ll go with Kate Middleton.”
Hathaway is the voice of Jewel in the movie Rio.