User blog comment:Someone456/Someone456's Challenges/@comment-26531060-20121205142610/@comment-26531060-20121207044358

Right when you see the Dancing Zombie's hair on the right side of the screen (it's really easy to detect, as both versions of them have large "hair clumps"), deploy a Wall-nut instantly. This should be done with the first few Dancing Zombies, since the later ones tend to blend in the large zombie groups.