Is there a baby in that bikini body too!?!
That's what EVERYONE wants to believe, but… we doubt it.
We hear George Clooney and Stacy Keibler were hanging around the sunny Mexican sanctuary too.
Maybe they got wild and had a SWINGER'S NIGHT! Ha! We wish!
But we're sure JennyJen busted some of her famous pole-dancing moves out for Justin here and there anyways! ;)
[Image via Splash News.]