What's the quickest way to sink a pair of reliable floating devices? Saddle 'em with long stretches of ad-libbed, pick-up-driven dialogue where the ogling of unnaturally large hooters is central to the sophomoric scenarios.
One of the gals who owns real jugs (or should we say, "JUGS") gets to double down on dick. The action is average, but at least viewers will confirm the effects of gravity aren't being ignored. Fans of the weightless variety will fare better during alternate scenes.

Retailing: Fake and silicone breasts with plenty of talk.