Advice for a first dance with a guy, help?

I think I've already asked this but I only got like one good answer and my question(s) is this is my first dance with a guy, I've been to plenty of dances with my friends but this is my first with a guy and I'm in 9th grade so this is a big deal to me. I need some advice on dos and dont's and I need help finding a good balence between hanging with him and my friends and I feel like it's going to be hard so I really want some answers from people that know what I'm feeling and has been in my situation. I don't want to be a tramp so I want some help on how to dance, I mean like I said I've been to dances with my friends and we usually dance like- well idk but I need help with not being a tamp and especiailly when there is a slow song- I'm so nervous. So, please help give me tips, dos and dont's and advice thank you so much! -and please no rude or fake stupid *** answers-