Ok theirs this guy at my skool not sure if he likes me but i really really like him so i need help k?

well this guy in my skool right well one day i waz in line to buy something for lunch n hiz friend comes up to me n tells me the his friend ____ wants to tlk to me so i was like ok n well sometimes hell just sit wit me in cl n stuff but like the other day i sat on back of him n i swear i just felt like kissing hiz neck but i wanna know how to MAKE HIM LIKE ME without being to obvious cuz im really shi around guys and also i want to MAKE HIM HORNY lol so pleae help me !!!!!!!!!!!!!!