Clip from season 1 episode 31, "Diogenes, Won't You Please Go Home?" Original air date May 31, 1965.
Gilligan maintained a diary, threw it in the lagoon, then fellow castaways imagined their own incorrect interpretations of their encounter with a WW II sailor. This is the way Ginger imagined her encounter. Ginger looks good wearing the SS Minnow dress.
