Best Riddles and Answers

Question: My first is in yesterday, but not in today; My second is in after, but not in before; My third is in start, and also in stop; My fourth is the 20th letter of the English alphabet; My fifth is in correct but not in wrong; and my sixth is in pretty, but not in cute. My whole is something celebrated by Christians. What is this teaser referring to?

Question: If you lose one of me, you are upset, bewildered, and perplexed.
If you lose two of me, you are blissfully unaware.

What am I?

Question: I have a neck but no head, 2 arms but no hands, I go with you to school, I go with you to work. What Am I?

Question: What is brown, has a tail and head?

Question: Take away my first, I still sound the same. Take away my last, I stil sound the same. What am I?