The Bruin mascots are Joe and Josephine Bruin. There have been a number of editions of the bruins over the years, with the happy bruins as the favorites of the fans. The mean ones were retired. One of the old mascots has been retired to the Bruin Hall of Fame. They have participated in other events for UCLA besides athletic events. The Solid Gold Sound of the UCLA Bruin Marching Band entertains the crowds at Bruin games. The school fight songs are "Sons of Westwood" and "The Mighty Bruins". The spirit squad includes the cheer squad, the dance team, and the yell crew in addition to the mascots. The UCLA alumni band is the official band of the gymnastics team at the school