this is an embarriasing answer but you belly button goes in when you wee because your using muscles inside your body to use your urinary track like you should or you could have a breathing in when you pee problem :P Hope i helped! :)
your belly button ?
A belly piercing is a piercing on the belly button. Where your belly button might go in or out, it is the slight arch you get just above it. it is a piercing through that area. depending on how your belly button is formed. Search google for images.
Go to your doctor.
Because it somewhat resembles a button and it is on your belly.
He was rumored to not have a belly button.
An innie is if your belly button go's in it's a innie.
Out Belly Button
A belly button ring is a body piercing placed in a cauterized area of the belly button.
When your pregnent your belly button will most likey go flat or pop out ( also know as an outie) you can get an outie or go flat if it is a boy or girl. most women go to back to there normal belly button after about a month or less but some women stay outies afterwards.
No, a belly button is a belly button.
A proper diaper fit should be just below the belly button. However, you will find that sometime when a child is in between sizes you will have no choice but put on a diaper that slightly covers the belly button
yeye