During a Monday appearance on "The Rich Eisen Show," the comedian, 56, slammed Mandel for surprising him with Billy Corgan ...

This theory seemed implausible because Burr’s dad is known to be a dentist named Robert Burr, whereas Corgan’s was William Dale Corgan. Today, the lead Smashing Pumpkin was back on Mandel’s ...

Corgan's father, William Dale Corgan, died in 2021. "At some point, it did become funny to me that he had multiple families," Corgan shared. In November 2024, Corgan appeared on Mandel's podcast ...

Corgan’s father was William Corgan Sr., a blues musician. Burr did not react well to being surprised by his potential half-brother, calling Mandel an “asshole”, and a “Hollywood whore ...

Burr's statement lines up with what is already publicly known: that Bill Burr's father is a dentist named Robert Burr, whereas William Dale Corgan, Billy Corgan's father, was a guitarist who ...