Simpson gave birth to daughter Jagger Snow in July
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Ashlee Simpson rocks a leather jacket after daily gym workout
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Diana Ross Mentors Son Evan and Ashlee Simpson's New Duets Album in Their Reality Show Premiere
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10 simple weight loss tips
Ashlee Simpson throws a black jacket over fitness kit after gym
How Did Ashlee Simpson Lose 40 Pounds In Just 5 Months?
Ashlee Simpson throws a black jacket over fitness kit after gym
Jessica Simpson's 100-Lb Weight Loss Took 'Dedication,' Ashlee Says
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How Ashlee Simpson Got Back to Her Pre-Baby Weight in Five Months