im having a big problem i have a friend that lets call him N, N isnt anybodys friend apart from me and another friend lets call A. N used to be my best friend but he doesnt let me invite anyone else apartbfrom him to my house i also habve another group of friends that lets call B G T and P or the "group" they say i should not be friends with N and N thinks nearly everyone is lets say bad anways N is very unsocial and says i should stay with him i always have good time with N but i dont want to leave him wat do i do?? plz help