New riddles

A petshop owner had a parrot with a sign on its cage that said "Parrot repeats everything it hears". Davey bought the parrot and for two weeks he spoke to it and it didn't say a word. He returned the parrot but the shopkeeper said he never lied about the parrot. How can this be?

A bus driver was heading down a street in Colorado. He went right past a stop sign without stopping, he turned left where there was a "no left turn" sign, and he went the wrong way on a one-way street. Then he went on the left side of the road past a cop car. Still - he didn't break any traffic laws. Why not?

Which one of Santa's reindeer can be seen on Valentines day?

What is the center of Gravity?

What is the last thing you take off before bed?

A lawyer, a plumber and a hat maker were walking down the street. Who had the biggest hat?

What time of day, when written in a capital letters, is the same forwards, backwards and upside down?

What kind of cup doesn't hold water?

There is bomb on top of a computer; around the computer are a hairbrush, keys, phone and a cup. When the explosion comes, what item destroyed first?

What jumps higher than a building?