HELLP!! PLEASE!!

Well I*m Having my best guy friend as my chambellan. Thing is i have a huge crush on him ((and he noes it))... And I dunno if we will still be this close as we r now by my 15s ((Dec. 18))... We r both going into the same high school but into diffrent strands ((Magnet School...him music, me veterinary))..we keep contact..but anyways..my mom wants my cousin 2 be my chambellan...me and him were close when we were little but not anymore... Hes gonan be 17 when i turn 15.. . I dont want him 2 be my guy..I want my best friend...but I dont noe wuts gonna happen in the future with both of us! Help Please.

Also do u guys noe of any songs I can dance w/my best friend for my 15`s that isnt about love?
And I song I can dance w/my cousin for my 15s?