Seattle Sounders FC is a team in Major League Soccer (MLS) that plays in Seattle, Washington. It was founded in 2007 and began playing in 2009. Their name, which comes from the name of two older teams in Seattle, was chosen by fans in 2008. The club's majority owner is Adrian Hanauer, and its minority owners are the estate of Paul Allen, Drew Carey, and a group of 11 Seattle-area families that includes Russell Wilson, his wife Ciara, and Macklemore. Many fans are in groups and also a 53-member band called Sound Wave plays at every home game. Their rivals, the Portland Timbers and Vancouver Whitecaps, play against the Seattle in the Cascadia Cup every year. Brian Schmetzer is the team's head coach.