The Insider.com

American Idol and Duets may be waiting in the wings while The Voice and The X Factor duke it out, but when time came for iHeartRadio to poll their listeners, all four shows -- and their judges -- were in the mix!

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For their latest poll, iHeartRadio asked: Which current celebrity music judge is your favorite? And the answers may surprise you!

Coming in first was The Voice judge Blake Shelton, with 20.7 percent of the vote! Trailing him with 15.8 percent of the vote is Blake's Voice buddy, Adam Levine. Upcoming American Idol judge Mariah Carey is the first lady to rank, with 10.4 percent of the vote, while The Voice rounds out the Top 5 with Cee Lo and Christina Aguilera (10.2 and 9.6 percent, respectively).

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The rest of the Top 10 shakes out like this:

6. American Idol's Keith Urban, 9.4 percent of the vote

7. Duets' Kelly Clarkson, 7.9 percent of the vote

8. The X Factor's Britney Spears, The X Factor 5.8 percent of the vote

9. American Idol's Nicki Minaj, 5.1 percent of the vote

10. The X Factor's Demi Lovato, 5.1 percent of the vote

Do you agree with America?

Don't forget to watch the exclusive TV broadcast of the iHeartRadio Music Festival tonight at 8 p.m. on The CW!