I asume you mean when they get "hard" or aroused? A boy or mans penis "sticks up" because blood rushes to the penis when sexually aroused causing the penis to become stiff, longer, warmer, redder an as you say "stick up". I hoped this has answered your question.
itll feel all wet and ur penis will stick to your pants
I wouldn't recommend it. However, if you do it, let us know how you made out ;)
Yes, A man would like to stick his penis in between a woman's breasts and for the woman she would enjoy it too ,because it feels good.
5.2349812365cm3
Because the socks will slide against the floor while the gym shoes will stick. Read up on friction to find out more.
Boys go to the bathroom by standing up and holding their penis.
When erect, a penis can either stand straight up or stick out straight. Everybody's different!
If you stick your penis up inside her and it breaks the hymen, she was a virgin.
Don't worry he wont wake up for 10 mins
That sounds quite dangerous. Better don't stick anythingup the penis. You might still need it.
a penis
This is totally true. You have to stick it up your dad's penis
penis
say "i want to see your penis"
If your penis is small enough, I suppose so.
either one can stick it in. it's not that difficult.
It is just a hairstyle, like girls having a ponytail or braids