Scramble

Question: What does this code mean?: YY U R YY U B I C U R YY 4 ME

Question: What do you get when you cross a witch with sand?

Question: What do you call a sad bird?

Question: What can be broken but never forgotten?

Question: People see through me, but none pass through without killing me. I can be anywhere, and can be seen double or single. What am I?

Question: What tastes better than it smells?