The Cast of ‘Will & Grace’ Perform Their Theme Song with Lyrics

In this clip from Friday night’s episode of The Tonight Show, the cast of the long-running NBC sitcom, Will & Grace, Eric McCormack, Debra Messing, Megan Mullally, and Sean Hayes, add lyrics to their lyricless theme song, which returns next Thursday night after an eleven-year hiatus. Watch an interview with the cast, below.