Feeling weird around MY BEST FRIEND? or friend?

I mean we've been in fights and i just went to her house and we had like the greatest time EVER!! but i feel weird talkin to her now, i feel like telling her that i dont wanna be her friend but that maybe is a mistake or something ya know? and like it scares me she's my bff, and i just hate it when i feel weird like, i dunno weird! i cant think of anything thats making me feel weird, i just do. and hell no im not a i swear to you. im not bi or anything like that! (no offence to the bis, and those things out there) and i just wanna know have u ever experiened something like this before?