Share 'I have a situtaion, advice needed.'

So here's the deal: I like my straight best friend. Like really like, she's friggen amazing. I believe she likes me too [I had this guy that wouldnt leave me alone and she was going to tell him we were together but didnt. She said she wasn't my type and I was like wth?] even though she claims to be hetero. If I tell her I might weird her out and ruin the friendship thus ending in calamity or I co…