• PHOTOS: BEYONCE'S FIRST POST-BABY CONCERT

Beyonce at Ovation Hall concert

Beyonce told the audience: "Y'all have no idea how hard I worked. I had to lose 60 pounds. They had me on that treadmill, eating lettuce!"

Photo by Getty Images May 28, 2012

PHOTOS: BEYONCE'S FIRST POST-BABY CONCERT

Pop star Beyonce performed a number of shows at Ovation Hall at Revel, Atlantic City in New Jersey for the Memorial Day weekend in the US.

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