Another star from "Welcome Back, Kotter" has passed away. Ron Palillo, the actor best known as nerdy high-school student Arnold Horshack on the '70s hit show, has died in Florida at the age of 63.

Actor Ron Palillo, best known as the adorably irritating Arnold Horshack from the 1970s sitcom “Welcome Back Kotter,” died yesterday in Florida, marking the second “Sweathog” to pass away ...

The cast of "Welcome Back, Kotter" featuring John Travolta, Ron Palillo, Gabe Kaplan, Robert Hegyes, Lawrence Hilton-Jacobs. Actor Ron Palillo, best known as the adorably irritating Arnold ...

or Ron Palillo, there's one addition to the old adage that only two things are inevitable: death and taxes. In Palillo's case, there is a third: Arnold Horshack. Welcome Back, Kotter didn't ...

March 15, 2006 — -- A little quiz for fellow Sweathogs out there: If you know what part Ron Palillo wants to play in Ice Cube's new version of "Welcome Back, Kotter," raise your hand and ...

Ron Palillo was 63. Palillo's friend, Karen Poindexter, says Palillo died early Tuesday in Palm Beach Gardens of an apparent heart attack. Palillo was forever remembered for the character he ...

WEST PALM BEACH -- Arnold Dingfelder Horshack is back in the classroom. Ron Palillo, the actor who played the wisecracking Horshack in the 1970s sitcom "Welcome Back, Kotter," is now the teacher.

Ron Palillo, best known as mouthy classroom goofball Arnold Horshack on the 1970s TV series "Welcome Back, Kotter," died Tuesday at his home in Palm Beach Gardens, Fla. He was 63. Palillo had been ...

March 15, 2006 — -- A little quiz for fellow Sweathogs out there: If you know what part Ron Palillo wants to play in Ice Cube's new version of "Welcome Back, Kotter," raise your hand and ...

WEST PALM BEACH, Fla. (AP) - Ron Palillo, the actor best known as the nerdy high school student Arnold Horshack on the 1970s sitcom "Welcome Back, Kotter," died Tuesday in Palm Beach Gardens ...