William Patrick "Billy" Corgan Jr. (born March 17, 1967) is an American musician, songwriter, producer, poet, executive, and professional wrestling promoter, although he is primarily known as the lead singer and guitarist of The Smashing Pumpkins.

When Peter starts thinking about making money selling sandwiches from his car in "Saturated Fat Guy", he looses his train of thought and starts thinking of "baby man" Billy Corgan being sad at Disneyland.