The digestive system is a system which starts with one hole and ends with one hole
An envelope!
Throw in your laundry!
A key.
gynecologist - because in the hole that the whole world is looking for pleasure, he's looking for problems.
Here is mine: Q: Where do snowmen dance --------- A: At the snowball. Best joke at the end of a Popsicle stick
A horse with his eyes closed!
What's up Doc ' Check for bugs in your system.
Because his nutritionist said he had too many minerals in his system!