Fun Riddles

Question: What am I?

Question: What goes up, lets out a load, then goes back down?

Question: What's the difference between a well-dressed man on a bicycle and a poorly-dressed man on a tricycle?

Question: Four hang, four sprang, two point the way, two to ward off dogs, one dangles after, always rather dirty.

What am I?

Question: I turn polar bears white
and I will make you cry.
I make guys have to pee
and girls comb their hair.
I make celebrities look stupid
and normal people look like celebrities.
I turn pancakes brown
and make your champagne bubble.
If you squeeze me, I'll pop.
If you look at me, you'll pop.

Can you answer the riddle?