The Voice contest: Win COOL goodies!

Hugely popular American singing reality show The Voice, now in its ninth season, premiered on AXN India on September 26.

Love the show and its mentors Pharell Williams, Adam Levine, Gwen Stefani and Blake Shelton?

We have a little treat for you!

Answer one simple question (below) and win COOL The Voice goodies!

Name the two pop stars who are making their debut as advisors on The Voice 9.