There is no such thing. Your penis will get hard and big if you are sexually excited. Temporarily, of course.
When your dick is big
My big long dick big long dick big long big long dick big long dick
If your dick is way to big, spread the girls pussy cheeks and then put your dick in and out slowly, then go really hard, like humping. (Don't forget to suck and lick it!)
under his big dick under his big dick
As big as my dick
dick
dick
Dick Donato had to leave from the Big Brother house because of family problems
Yes his dick is really big like 3.5cm
as big as my dick 32"
my big as dick
the size of my dick