Number 1 was tough for me, not being Christian and all...
Number 2 was easy though, the answer is that the surgeon was the boy's mother. I've heard that one before...
Come to think of it, here's one funny one I read somewhere:
"What's green and red and goes round and round and round?"
Ask me for the answer if you're stumped, and I'm sure it will seem weird once you hear it.
Here's another one:
What is found at the beginning of youth, the end of eternity, and in the center of every eye?