MY STUPID INSECURE ACTIONS BROKE UP WITH HIM!!! 10 PTS?

well im crying right now writing this..well my bf and i have been dating for 2 1/2 months and we live about 1 1/2hour away from eachother and he visits me..but yesterday he had to work late and he went to a party with his player friend and they had girls over..i also went to a party but i know im IN a relationship his friend didnt even know about me until i told him myself...and idk what to do anymore he used to be a player himself and his friend has he changed b.c he got played himself..but idk what to believe. i asked him (in a joking matter) was he ever a player in school.?!.and he said naw he wasnt,,and he cant even visit me this weekend on our 3 month anny..i care about this boy ALOT but idt he feels the same .i need advice should i still be in this