After ambushing Bill Burr and Billy Corgan with a face-to-face meeting between the suspected half-brothers, Howie Mandel apologizes: 'I feel horrible' ...

The comedian, 56, unloaded on Mandel, 69, after Smashing Pumpkins singer, Billy Corgan, 57, showed up mid-interview on the Jan. 21 episode of “Howie Mandel Does Stuff.” “You’re an a–hole ...

Nearly 1,000 artists have performed on the Studio 8H stage since “SNL” debuted on October 11, 1975, according to the show, with the first being funk and soul musician Billy Preston.