Answer:
What five-letter word becomes shorter when you add two letters to it?
Some are clean and some are dirty, but all are meant to get a chuckle. Most like it, some takes offense from it.
If farts are yellow, what color is your burp?
How long did Cain hate his brother?
We chop its feet; we drink its blood
The more of me you take, the more I appear behind you. What am I?