In September 2006, he joined the cast of the Broadway musical called The Wedding Singer as Sammy. Constantine contributed a recording of the Adam Sandler “Hanukkah Song” to the 8th Carols along with the other cast members for a Cure CD. The aim of the team was to help raise funds for the Broadway Cares/Equity Fights AIDS organization. Also, he appeared on different episodes of MTV’s Little Talent Show as a host that fall
On January 9, 2007, Constantine took over the role of “Young Soldier” in the Off-Broadway musical revue. That spring, he joined the lineup on Good Day New York where he served as the show’s resident American Idol expert and at the same time acted as the Idol commentator for Yahoo! Buzz. Later that year, Constantine joined the cast of the show called The Bold and the Beautiful as a singer and record producer for a limited run. The role was created especially for him.
Constantine joined the cast of American Idol Extra as a co-host in March 2008 along with fellow Idol alum Gina Glocksen and J.D. Roberto. From there, his next major role occurred in June of the same year when he starred as Judas Iscariot in the Premier Theatre Company’s production of Jesus Christ Superstar. Previously, when he was much younger, Constantine had played the role of Jesus in earlier production.
