I was going to say "great," but, honestly, I've always thought even those skills were overblown. I really just said "fine" to be politically correct.
The best dancer they have on the show has always been the guy they put in the wheelchair -- speaking of which, I fail to understand why they would have Kevin stand in the dream sequence, only to give him such a boring dance sequence. The only answer I can come to is, well: It's Glee.