Welcome Back, Kotter (1975–1979)
Ron Palillo: Arnold Horshack
Photos
Quotes
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Arnold Horshack : [whenever he raises his hand] OOOOOOHHHHH! OOOOOOHHHHH! OOOOOOHHHHH!
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Arnold Horshack : [frequent introduction] Hellooohhhh. How are ya? I am Arnold HorshAAAAAck.
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Arnold Horshack : [gets on Epstein's case about his "notes from his mother"] "Please excuse Juan for being a sheephead." Signed: "Epstein's mother's veterinarian".
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[when Arnold became a cult member]
Arnold Horshack : What is? is. What was? will be. What will be *was*, but will be again.