What kind of band never plays music?

There is an English word that can be used up to four times in a row without modifying the spelling and form a valid grammatical sentence.

Do you know what word is that?

who is silent in the parliament?

Which Travels Faster? Solve below famous picture riddle:

Who is that with a neck and no head, two arms and no hands? What is it?

The horse jumps over the king.
Strangely there is absolutely no scratch on him.

Can anyone explain, how is this possible?

Where do you go to learn how to make ice cream?

There are three cows, two dogs, and one cat: How many legs do you have?

What does the below mathematical rebus mean?

A man walked into a pub and went straight towards the Barman. He asked for a dirty martini from the Barman. The Barman thought something and then pulled out a pistol from his drawer and aimed it directly at the man. Why did he do that?