You’ve heard of Sex on the Beach, how about Sex by the Pool? MILF Christina Aguilera and her hubby Jordan Bratman have drawn the complaints of neighbors in their Beverly Hills enclave after a series of the couple’s nude poolside parties for two created a noise mess for the neighborhood. “They don’t just splash around — they laugh, scream, swear and make sexy noises,” says a neighbor near Jordan and Christina’s $12.5 million Beverly Hills mansion. “We’re happy that they’re happy, but we wish they’d keep it down a bit.”