It walks on 4 when its young, walks on 2 when it's older, and walks on 3 when its very old?

A man is found hanging dead from the ceiling of a room. The room’s dimensions are 15 x 15 x 15. The man is only 6ft tall and the rope was only 2ft long. There are no windows and only one door to the room. The door is bolted shut from the inside, and a puddle of water is under the man. How did he kill himself?

A man is sitting in a bar when a rich man sits next to him. He turns to the rich man and says, “Did you know I know almost every song that has ever existed?”

The rich man laughs. The man then says, “I bet you all the money you have in your wallet that I can sing a genuine song with a lady’s name of your choice in it. The rich man laughs again and says, “OK, how about my daughter’s name, Jamie Armstrong-Miller?” Minutes later, the man collects his cash and the rich man goes home cashless. What song did the man sing?

You are on a Boat in the mid of a river. You have two cigarettes with you. One of these two you have to light, how will you light the cigarette?

A blonde put eyeliner on her head. Why?

There was a strange boy who was born before his father. How can this be possible?

A man and a dog were going down the street. The man rode, yet walked. What was the dog’s name?

Find the value of "?" in the ball picture Riddle below:

No matter how little or how much you use me, you change me every month. What am I?

What does this Rebus Picture means ?