Joke: Why don't most buildings have a 13th floor?
Answer: They aren't that tall.
Joke: Why don't people eat clocks?
Answer: It's time consuming.
Joke: Why don't skeletons fight each other?
Answer: They don't have the guts!
Joke: Why don't spiders go to school?
Answer: They learn everything on the web.
Joke: Why don't they have rehab for cars addicted to brake fluid?
Answer: They can stop at any time.
Joke: Why don't they play poker in the jungle?
Answer: Too many cheetas.
Joke: Why don't witches ride their brooms when they are angry?
Answer: They are afraid of flying off the handle!
Joke: Why has nobody heard of the new band 1023 megabits?
Answer: They don't have any gigs.
Joke: Why is a horse like a wedding?
Answer: Because they both need a GROOM!!!
Joke: Why is a lost dalmatian easily found?
Answer: Because he's always spotted.
Joke: Why is a skeleton so mean?
Answer: He doesn't have a heart!
Joke: Why is Basketball such a messy sport?
Answer: Because you dribble on the floor!
Joke: Why is chemistry so complex?
Answer: If it was basic it would burn!