Instructions:Came across this whilst watching Ben10 on Cartoon Network this morning.
Follow the link
and enter the competition (Name, email and correct answer is all required) it will then give you a link to download the voucher..
For the none followers we were asked... (and I did needed help with the question!)
Q. Which super alien can shoot fire from his hand and also sting enemies with powerful neuroshocks?
A. Swampfire + Jetray