How Jason Derulo Keeps His Body Ripped
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Pop star Jason Derulo, known for "Talk Dirty" and "Wiggle," is also known for his rock hard abs. During an interview with "Nightline," the breakout star offered a glimpse into how he keeps his stellar physique. Working with a trainer, Derulo headed to Runyon Canyon in Los Angeles, where he started out carrying 125 pounds of weights uphill. "Good little warm up," he said.