Maybe he can't fly but this is one super hero who isn't afraid of a sister with a ray gun!
Nope! He solved that problem.
"Hmmm maybe now I can fly?
"To Infinity and ...
UGH! I still can't fly!
Maybe I can take out the bad guys with my kung fu!?"
"YAH!... This is too much work.
Maybe I'll just call back up to take care of this reoccurring sister problem?"