Stage 20

Now Im stuck on stage 20 its really hard I couldnt beat it since a week ago. I passed stage 9 and 14. 14 was easy when I looked at the reviews. I think Ill never beat stage 20 Ill try to beat it by the way on call of duty black ops zombie can you please change it to free thanks glass pong 2 rocks!

Jessica.N. about GlassPong2