American Idol winner Jordin Sparks’ weight loss is being buzzed about after she attended Muhammad Ali’s Celebrity Fight Night over the weekend. Check out Jordin Sparks’ dramatic weight loss!

How much weight did Jordin Sparks lose… and how did she do it? According to some reports, Jordin Sparks’ weight loss is about 30 pounds, though I don’t believe Sparks has yet commented on how many pounds she’s down.

Jordin Sparks has credited working out and portion control with her weight loss.

Here’s a photo of Jordin Sparks’ “before,” when she appeared on American Idol… what do you think of Jordin Sparks’ before and after weight loss photos?