Armstrong reportedly was asked by a flight attendant to hike his pants higher, but the singer responded by asking if there weren't "better things to do than worry about that?" The attendant continued to insist that he pull up his pants and eventually kicked Armstrong and his traveling companion off the Oakland-to-Burbank flight.
Photos: Green Day Through the Years
According to a statement from Southwest, Armstrong was allowed onto the next flight to Burbank and had no further incident.
Photo by Bruce Glikas/FilmMagic