The Voice returns for its fourth season tonight at 8/7c on NBC with a couple new faces in the coaches' seats - Usher and Shakira. Their camaraderie and instant chemistry with Voice veterans Blake Shelton and Adam Levine hint that this season will be a blast to follow!

Before you tune in to see a fresh class of artists take the stage, catch up with memorable contestants from previous seasons (and a few coaches, including Christina Aguilera) in this video from The Voice's Season 4 premiere in Hollywood. Here's what Dia Frampton, Terry McDermott, Jamar Rogers, Trevin Hunte, Tony Lucca, and Pip Arnold have been doing since the last time you heard them.

The Voice airs Mondays at 8/7c on NBC.

(Image courtesy of NBC)