When Lolo Jones was making the transition from hurdler to bobsledder, she had to pack on the pounds. Lots of pounds. Like 30. This resulted in a more ample derriere, a development that Jones enjoyed.

But now that Jones is back in track mode, she has had to slim down, and much to her dismay, that has included her backside. Here is her explanation:

Here are the before and after shots as Jones was preparing for the Winter Olympics in Sochi:

Here's her rundown of her weight-gain diet, which included bacon double-cheeseburgers as part of her 9,000-calorie daily intake:

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