How Whitney Houston Influenced Lady Gaga

As a child, Stefani Germanotta—the girl who grew up to become Lady Gaga—says she used to stand on top of her parents' staircase and belt Whitney Houston's version of "The Star-Spangled Banner." Find out why Gaga says Whitney was her greatest musical influence for 10 years. Plus, where would you find 15-year-old Stefani on a Saturday night? Watch and see.