What is Mongy Hannah?
A stupid or pathetic fail that makes you appear retarded. Normaly done by mongs.
person 1 - "I just fell up the stairs"
Person 2 - " aww no,why did you do that!?"
Person 1 - " I don't know,I must have done a Mongy Hannah"
See mongy, mh, hannah, retard, Mongy Hannah