Ok i told my crush i like him and now i feel so violent!?

ok so i told my crush (he likes me back too) that i like him…..and now i just feel mean! like changing my name to Reece insted of jen and starting another school riot and just being chaotic! we’re friends aand all that but i feel like being loud and chaotic and like i need to get in a fist fight with em and saying “BURN RUBBER!!!!..” (i dont even know why i would say burn rubber....) …i just got all these skits up in my head of what might happen if i act like that….its weird. whats going on. this has NEVeR happend before! ive been in many fist fights and riots and all that **** but ever scince i told him i feel ERRRRR!!! JUST VICIOUS!