William Patrick Corgan Jr. is an American musician, singer, songwriter, and professional wrestling promoter. He is best known as the co-founder, lead singer, primary songwriter, guitarist, and only constant member of alternative rock band The Smashing Pumpkins. Corgan himself is credited with helping popularize the alt rock genre. He has also been the owner and promoter of the National Wrestling Alliance since 2017.

The Smashing Pumpkins are an American alternative rock band from Chicago. Formed in 1988 by frontman and guitarist Billy Corgan, bassist D'arcy Wretzky, guitarist James Iha, and drummer Jimmy Chamberlin, the band has undergone several line-up changes since their reunion in 2006, with Corgan being the sole constant member since its inception. The current lineup features Corgan, Chamberlin, and Iha.