It was a non-stop schedule," he added.

Speaking toBillboard, Studdard revealed why he decided to come back to the show that birthed his music career.

So understand how difficult it can be to continue pushing towards a goal that can sometimes seem unreachable."

Ruben Studdard on the red carpet

Ruben Studdard shot to fame during the second season of “American Idol” in 2003.

Ruben Studdard performing on stage