SF9 and Cross Gene have a fierce cover battle on 'Weekly Idol'
The May 10 episode ofMBC Every1's 'Weekly Idol'welcomed idol starsSF9andCross Geneto the show.
Both boy groups presented a lively atmosphere as they showed off their unique skills and dance moves in a funny cover dance.
The battle was fierce as you can see in the video below.
Check out some of the competition between the two groups below.