In addition to giving America Grammy-winning recording artists like Carrie Underwood and Kelly Clarkson, American Idol has also provided Broadway with a bevy of stars, including Tony nominee Constantine Maroulis, who is starring in a new production of Jekyll & Hyde. With Maroulis back on the boards (performances begin April 5), and Idol runner-up Crystal Bowersox making her Broadway debut this summer as singer Patsy Cline in Always...Patsy Cline, we started thinking about other Idols who have graced the Broadway stage. We narrowed it down and now we want to know: Which former American Idol contestant gave the best performance on Broadway? Vote below!