Eh, Mary Ann plays little miss innocent and naive, and all the men think it's just a facade. No guys, she's really that dumb. In 15 years you'll be on that island listening to her nag at you and scream at your 12 children.
"If you go out with the Skipper and stay out all night again, don't expect the hut to be unlocked when you get home."
Now Ginger...there's a woman.
That's what I would think if I were a guy.