It's perfectly normal - it's called "parcopresis". It's linked to "paruresis" or "shy bladder syndrome". Just means you can't use the bathroom when someone is nearby. Don't worry about it, just wai...

I am better but it takes two people to make sex work and the best kind is when both people are on the same wavelength.

It's perfectly normal. All five senses can cause arousal, including auditory, so don't be ashamed. It will be the same when you have sex with someone - the noises they make will turn you on.