Billy Corgan and D'arcy Wretzky played for which band together?
The Smashing Pumpkins
Title: Mellon Collie and the Infinite Sadness
Passage: Mellon Collie and the Infinite Sadness is the third studio album by American alternative rock band The Smashing Pumpkins, released on October 23, 1995 in the United Kingdom and a day later in the United States on Virgin Records.  Produced by frontman Billy Corgan with Flood and Alan Moulder, the 28-track album was released as a two-disc CD and triple LP.  The album features a wide array of styles, as well as greater musical input from bassist D'arcy Wretzky and second guitarist James Iha.
Title: Billy Corgan
Passage: William Patrick "Billy" Corgan Jr. (born March 17, 1967) is an American musician, songwriter, producer, poet, and entrepreneur.  He is best known as the lead singer, primary songwriter, guitarist, and sole permanent member of The Smashing Pumpkins.  Formed by Corgan and guitarist James Iha in Chicago, Illinois, in 1988, the band quickly gained steam with the addition of bassist D'arcy Wretzky and drummer Jimmy Chamberlin.  Strong album sales and large-scale tours propelled the band's increasing fame in the 1990s until their break-up in 2000.  Corgan started a new band called Zwan, and after their quick demise, he released a solo album ("TheFutureEmbrace") and a collection of poetry ("Blinking with Fists") before setting his sights on reforming Smashing Pumpkins.
Title: D'arcy Wretzky
Passage: D'arcy Elizabeth Wretzky-Brown (born May 1, 1968) is an American musician.  She is best known for her work as the original bass player of the alternative rock band The Smashing Pumpkins.
Billy Corgan D'arcy Wretzky