VH1's Save the Music Hamptons Live brought big names, including Bobby Flay, Jenna Ushkowitz, Selenis Leyva, Bethenny Frankel, Jill & Bobby Zarin, Countess Luann, Charlie & Lauran Walk, DJs Hannah Bronfman and Brendan Fallis to Julie & William Macklowe's Sagaponack home for an intimate performance by Jason Derulo.

Jill Zarin chatted on the red carpet about her love for disco music, and even broke out in The Hustle with her husband Bobby.

Ramona Singer, who just released her new book "Life on the Ramona Coaster," revealed her super shape in a short black romper.

"You know what? Hey, I'm single, and fancy free, so why not?"

Singer, who revealed that she really wanted to play the flute growing up but settled on piano, wasn't shy to make a muscle, and credits her workouts for her physique.

"I've done all this core training, my body is better now than it was 10 years ago, I'm totally cut-?¦. I can do a lot of weights, I'm really strong. I can push any guy here and knock them over, that's how strong I've gotten, cause I do like 30, 40 pounds now!"

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Jason Derulo hit the stage wowed the crowd with an action packed performance of his hits, showing off his dance moves, and six pack when he shed his shirt mid performance.

Derulo said he was happy to perform at the event and appreciated being able to help spread the message about the importance of music programs.

"Music was just such a huge outlet for me, and it kept me off the street, it kept me occupied, it kept me creative, and I wouldn't be the same person I am today without it," he said.

Bobby Flay hit the red carpet with his daughter Sophie and moved to the music under the tent.

He bragged about the pizza he made for his daughter (she gave it a thumbs up) - but when it comes to musical talent he said he has:

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"Zero. I mean, I have the worst voice in history ...  I'm even embarrassed to sing in the shower cause I can actually hear it."

More Hamptons buzz

Michael Kors and fashion fan Susan Lucci posed for a photo together at Boz Scaggs' concert at the Westhampton Performing Arts Center Saturday night.

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Real Housewives stars hit the Hamptons this weekend! Beverly Hills star Kyle Richards visited in her Southampton shop Kyle Alene Too on Saturday. She then joined Lisa Rinna and New York Housewives Countess LuAnn and Dorinda Medley to celebrate co-star Lisa Vanderpump's Bella New York Magazine cover at a white party at Beautique in Southampton.