RadarOnline.com's Style Guy paid a visit to the set of Idol Tonight and caught up with former Idol contestants Kimberly Caldwell, Justin Guarini, Megan Joy, and Elliot Yamin. American Idol transformed their looks-- the singin' stars speak out on Idol fashion and what their style is like today. Be it shocking yellow pumps for Caldwell, hair talk for Guarini, tight clothes for Elliot, and slammin' glam for Megan, post-Idol, these kiddos  have caught on to the Hollywood Fashion game!

Kimberly Caldwell and Justin Guarini host IDOL TONIGHT, Wednesdays at 8/7c on TV Guide Network.

(Photos: WENN)

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• Style
• American Idol
• Elliot Yamin
• Justin Guarini
• Kimberly Caldwell
• Megan Joy
• style