Dennis: The whole purpose of buying the boat in the first place was to get the ladies nice and tipsy top side, so we can take them to a nice comfortable place below deck, and you know, they can't refuse...because of the implication.
Mac: Okay you had me goin' there for the first half. The second half kinda threw me.
Dennis: Well dude, think about it. She's out in the middle of nowhere, with some dude she barely knows. She looks around and what does she see? Nothing but open ocean. 'Ah there's nowhere for me to run! What am I gonna do, say no?'
Mac: Okay. That seems really dark.