The Gay Men’s Chorus of Los Angeles kicks off its 36th season with a performance celebrating the Simpsons at the Hollywood Bowl with Conan O’Brien, Beverly D’Angelo, “Weird Al” Yankovic and Jon Lovitz. Also joining the event are Simpson legends Hank Azaria, Nancy Cartwright, Yeardley Smith and Matt Groening. Performances are at 8 p.m. Friday and Saturday and 7:30 p.m. Sunday. Tickets, $15 to $130, are available online.