Tonight marks the beginning of the stage career for Constantine Maroulis, we he debuts in the Broadway music, The Wedding Singer. We wish him very ounce of luck.

Fans who wish to follow Constantine, however, will also able to find him on the TV screen in a few months. He'll serve as a guest host on MTV's "The Little Talent Show," premiering September 18 at 6pm PDT/EDT.

But, wait, there's more from Kellie Pickler's ex-boyfriend!

For one night only, Constantine will be back in L.A. The show will be held at The Viper Room and feature his own songs, as well as songs written by Angie Aparo, Jeff Buckley and Willie Nile, one of Bono's favorite writers.

Of Maroulis performs as he did al summer on a tour of the Northwest, fans are in for a treat. The Allentown Morning Call had the following to say about these concerts:

" [American Idol] Season 4 finalist Constantine Maroulis showed he not only has a rich Broadway-style tenor voice that can go seamlessly from belt to croon but he's got the whole package."

Matt Richenthal is the Editor in Chief of TV Fanatic. Follow him on Twitter and on Google+.