Mark Sayers McGrath (born March 15, 1968) is an American singer who is the lead vocalist of the rock band Sugar Ray. McGrath is also known for his work as a co-host of Extra, Don't Forget the Lyrics! and Killer Karaoke.
Brian names his Hummer after McGrath in "Girl, Internetted".
While staying at the MTV Beach House courtesy of Carter Pewterschmidt as part of his plot to break up Peter and Lois in "Peter & Lois' Wedding", Peter meets his heroes Mark McGrath, Pauly Shore, Jamie Kennedy. he tries to invite them to his wedding, but they inform him they have to stay in the 1990s.