Jung II-woo received 3 awards for his performance as Yoon-ho in Unstoppable High Kick. He won:

Best Male Newcomer in a Comedy/Sitcom at the MBC Entertainment Awards.  (He tied with his co-star Park Min-young.)
New Star Award & Drama Star Award at the 1st Mnet 20’s Choice Awards.

Just look how happy he looks!The first set are from the MBC Awards. The second set with the boxing belt are from the Mnet Awards.