Article continues below advertisementBebe Rexha turned up the heat with a sultry set of Miami snaps.The singer, 36, exposed her cleavage in a black bikini with gold shell lining while vacationing in Florida on Wednesday, March 25.Rexha shared a racy selfie spilling out of her swimsuit as she shielded herself from the sun underneath a towel.Article continues below advertisementTap Here To Add Ok Magazine as A Trusted SourceSource: @beberexha/InstagamBebe Rexha vacationed in Miami, Fla.The "I'm a Mess" artist paired her racy swim look with large black sunglasses and silver rings and bracelets.