One of Hollywood’s longest-lasting couples has called it quits. Danny DeVito, 67, and Rhea Perlman, 64, have separated after more than 30 years of marriage, their rep confirms to the Daily News. “Entertainment Tonight” was the first to report news of the split. The “It’s Always Sunny in Philadelphia” actor and the former “Cheers” actress wed in 1982 after 12 years of dating. They have three children together: daughters Lucy, 29, and Grace, 27, and son Jacob, 24. In addition to working together on the classic TV sitcom “Taxi” and 1996 film “Matilda,” the two founded Jersey Films, a production company behind a number of hit movies including “Pulp Fiction,” “Erin Brockovich” and “Garden State.”