Best short riddles

What do you call a cat crossed with a fish?

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

What did one potato chip say to the other?

Every night I'm told what to do, and each morning I do what i'm told. But I still don't escape your scold.

Each morning I appear to lie at your feet. All day I will follow no matter how fast you run, yet I nearly perish in the midday sun.

You measure my life in hours and I serve you by expiring. I'm quick when I'm thin and slow when I'm fat. The wind is my enemy.

I am only useful when I am full, yet I am always full of holes. What am I?

Which reindeer loves to go to outer space?

Tommy Tucker took two strings and tied two turtles to two tall trees. How many T’s in that?

I go in hard. I come out soft. You blow me hard. What am I?