It's not really a proper vacay unless you have your boo with you right? Brit must have thought so as after spending the first couple of days with her boys she was spotted in the beach with her man, personal trainer/model Sam Asghari.
As to how Britney keeps up that bod? Well even in the beach she works (out) b*tch!
ONTD do you have a bf?
Source 1: https://www.instagram.com/p/Bd1LSD_llTn/?taken-by=iceicebritney_
Source 2: https://www.instagram.com/p/BdzxIcQH8JG