Charlie Sheen on Friends

Charlie Sheen guest stars on Friends as Ryan, an old flame of Phoebe's that she gives chicken pox to when he's in from the Navy on leave.
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Friends Season 2 Episode 23 Quotes

(to Phoebe) Ryan's been underwater. He's just going to be glad you don't have barnacles on your butt.

Monica

Phoebe: You don't want to see a face that's covered with pox.
Ryan: Your face could be covered with lox, I wouldn't care!