Welcome Back Kotter: 'Welcome Back, Kotter': Robert Hegyes' 'Epstein' helped alter TV

(AP Photo/Paul Sakuma, File) FILE - In this 1978 file photo, Robert Hegyes portrays Juan Epstein from the comedy series "Welcome Back Kotter." The actor best known for playing the Jewish Puerto Rican student on the 1970s TV show has died. He was 60."Welcome Back, Kotter": "Welcome Back, Kotter" and Robert Hegyes, who played "Epstein" helped changed the face of TV, a pop culture expert explains. Hegyes died this week of a heart attack, saddening Sweathog

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