'Superstar K7' has revealed a clip introducing this season's special guest judges!

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As well-known singers and entertainers,�Ga In, Super Junior's Kyuhyun, Ailee, Zion.T, Huh Gak, and Hong Jin Young�will be making appearances as guest judges on the competitive reality show to sort out the new talent coming to audition. Longtime viewers of the show are curious how they'll do and if they're willing to be brutal.

'Superstar K7' premieres on August 20 KST. Check out the preview above, and let us know which judge you're most looking forward to!