Prom+Guy I really like

Sooooo I'm really good friends with this one guy And we never really shared are feelings for each other but we do tell each other everything, so we're like best friends but I don't want our feelings to get in the way of or relationship because I'm scared to lose him and I really care about him and recently he asked me to Prom and I said yes and I'm really nervous about what will or might happen 😫😔 I just need to some advice to calm me down please help 🙄🙃