ok!
But i also know extra two weaknesses which you have forgotten vivian.
1. You can't sneeze while your eyes open
2. You can't swallow while breathing if you can, then try it in front of people you respect the most.
haha nice,i too know something else which even i can't do,uje kua wewe!
You can't lik your upper lip with your tongue!
Also i know that you are an idiot because you just stuck your tongue out in front of people like an idiot! Lol