I'm getting braces - I have a couple questions?

Hi I'm a 13 year old girl and I'm getting braces next Thursday. I have spacers in right now and they hurt so badd. I just have a couple questions about braces.

1. How long does it take to get them on
2. Does it hurt to get them on
3. How long do they hurt afterwords
4. What are good colors to get
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