So Soon, Another Sweathog Is Gone

By THE NEW YORK TIMES

First Robert Hegyes. Now, alas, Ron Palillo has left the classroom, dead of a heart attack at 63.

To distract you, here are Mr. Palillo and some of his “Welcome Back, Kotter” classmates in a guest turn on the “Donny and Marie” show in 1976, with Donny Osmond doing his best Fonzie imitation. It doesn't make any sense, but then, neither does this news. Rest in peace, Horshack.