How to attract a guy again? pleasehelp?

okay so there this guy i still reallly have feelings for... i dont know why but it really hurts i cant have him anymore. the story is i first met him at his work (IGA) he was sooo cute and i thought he looked very familar so i looked in the school books and found him! i than facebook stalked him for abit and didnt add him at all cause i wanted to keep it like cool haha the next day he added me! i saw a chat thing pop upand it said his name he said.. 'ay you were at my work the other day ay' and i was like yeah haha. so we got talking and we started liking eachother and all this and we hang out abit at school but he was abit iffy about it cause his a grade 12er and i was grade 9er also his friends were dissing him so he was like ah. i started being stupid and trying to make him jealous like sayin oohh that guys hot and all this and his like i dont get jealous and im like suuuure and i kept doin it for weeks and he told me that each time i said something about another guy i was just pushing him more away it made me sad. one night we had a fight i cant really remeber whatabout bout ill always remeber what i would regret for life i was so mad i asked this other guy to send a pic of his to me. the next day me and the guy i liked met up we were at the park talkin and than i said hey guess what i got a picof this guys k he just sent it to me randomly ??? and so he waas like er whatever the worst thing was it was like this guy he hated so yeah. so i went to england for 2 weeks in the second week of england i texted him saying do youu still like me? and he replied... 'well to be honest not really.. i heard you asked that guy to send u a pic' and than i explained and he didnt reply i met up with him and it was soo awkward and i hated it cause he had no feeling for me at alll anymore :L i still reallly like him im such a ***** for doing that makes me want to die thats how bad it hurts i thought we were perfect for eachother. i just want him now please help :'( !