The Water Bet

Question: Two men walk into a bar. One man has a baseball hat, the other a cowboy hat. The one with the baseball hat walks up the the bartender, and says, "If I can shoot water out of this tube to a cup on the other side of the room, you have to give me a thousand dollars. If I miss, I give you a thousand dollars." The bartender agrees. The baseball hat man puts down a cup and goes to the other side of the room. He shoots water out of the tube, but sprays it everywhere. The bartender is than laughing. However, the baseball hat man is also laughing. The bartender asks, "Why are you laughing?" Why was the baseball hat man laughing?

Question: People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?

Question: What can be broken but never forgotten?

Question: Which thing that comes once in a year, twice in a week?

Question: You are trying to get your chicken, fox, and wheat to the barn. However, the barn is on the other side of the river. You are on a boat and can only transport one animal or wheat at a time. You must choose carefully not to leave the wrong two together, though. It's either the fox will eat the chicken or the chicken will eat the wheat. How do you take each thing across safely?

Question: During what month do people sleep the least?