Bikini girl: before and after photos

Entertainment 05/21/2009American Idol's 'Bikini-girl' Katrina Darrell makes two big changes - but not to her singingBy OLIVIA SMITHA seemingly new and improved bikini-girl made a last minute comeback on the grand finale of "American Idol," but even her, ahem, enhancements couldn't upstage host Kara DioGuardi, who had the final word in a surprising sing-off.