April 25, 2015 2:30 am Fallon: “Nonsense Karaoke” With Chris Pratt Chris Pratt and Jimmy Fallon take turns on “The Tonight Show” singing well-known songs like “Uptown Funk,” except the lyrics have been replaced with nonsense sentences. US & World Videos 1:07 Britney Spears spotted as authorities respond to alleged hotel incident 8:01 Lady Gaga's outfit changes, Rihanna's bold looks and more iconic Met Gala moments 5:57 Why your monthly horoscope for May is looking lucky 4:10 What is perimenopause and how can you manage its symptoms? Nurse Barb explains. 6:41 Shawn Stockman of Boyz II Men hits a high note with his solo music career