Britney Spears has been all about spending time at the pool with her boys over the past few weeks, but this afternoon the trio was joined by family in Miami for their fun in the sun. Jamie Lynn brought along her daughter Maddie, both of them sporting bikinis for the occasion. Even mom Lynne was decked out in a two-piece, while Jamie, Sean, and Jayden splashed around in their trunks. Britney and her boys are down in Florida after their time together in NYC, as she gears up for two dates in the state with the support of the whole Spears clan.

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