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Jeff Conaway

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Sweathogs (l-r) Robert Hegyes, Lawrence Hilton-Jacobs, John Travolta, Ron Palillo and teacher Gabe Kaplan Hate to keep dipping into this same well, but news of Ron Palillo’s death brought back more memories of the Hollywood Show out in Burbank, California.Palillo, who played goofy Arnold Horshack on the ’70s sitcom, died Tuesday at age 63 of an