The impending laugh fest just keeps getting bigger: Tina Fey, Amy Poehler and Jonah Hill have joined the roster of Spike TV’s _One Night Only: An All-Star Comedy Tribute to Don Rickles_,

which tapes Tuesday, May 6 at the legendary Apollo Theater in New York City. Fey, Poehler and Hill join previously announced names such as David Letterman, Jerry Seinfeld, Jon Stewart,

Robert De Niro, Martin Scorsese, Tracy Morgan and more. Although the event isn’t billed as a roast, it’s unlikely the assembled roster will be able to resist taking a few shots at the

87-year-old Rickles, a native New Yorker whose insult-comic act has earned him the nickname “Mr. Warmth.” As mentioned, the special tapes Tuesday and will be aired on Spike TV Wednesday, May