We spotted the singer soaking up some sunshine in Mexico earlier this week in a flirty floral bikini, flaunting her sleek physique off-duty.
So how did she drop the pounds?
She’s been spinning her wheels—literally!
A source that the singer had two bikes delivered to take with her on tour to keep up the intensity of her workouts, and we also know that she also held a private birthday party at the studio back in spring 2012.
Famed photographer Terry Richardson even posted a snapshot of the duo on their bikes on his blog to further prove their mutual fitness obsession.
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