Help me! please?

iam having "gay" intrusive thoughts.... its haunting and its killing me.... inside and it suc.. iam not gay no attraction to guys... i love this girl (who i need to tell her i do) but yeah anyone here help cure my intrusive thought ... iam on the verge of killing myself.. cus its just messing up my mind.. and i cant do anything right anymore its jsut impossible for me to live anymore... please sumone help... Ki3tluvsrice is my sn... anyone with good ways to help my thoughts and feelings please aim or answer it thanks and iam 16 by the way..