What would you do, think, say?

so i go to a catholic school and there are 20 girls in the grade. obviously people know eachother well. there are 2 girls who are pretty, nice, and best friends. they are in different cles. i am freinds with one of the girls and "friendly" with the other. there is another girl who is rich, nice, and innocent. the two popular change her and make her act ifferently in front of people....i was friends with her from the start. we will call her CW...she sucks up to the popular girls and it just bothers me. i call her an she calls me but randomly i felt the vibe from her andd the popular girls...it was friday night and in school we were talking about going tthey to the boys game...when i trie getting in touch with some of the girls after school everyone ignored me....i got a text from a different girl asking me to come to the gamee...basically they were all together and told me i was deperate and tht i only wanted CW to have one friend, me. what do i do?