Help im jealous how can i get over it??!!?

Ok,in my school there is a girl which is also is in my classroom.She is the prettiest and the most popular girl! I know it's bad and bitchy and i feel so freaking jealous of her :( 1st She is super stunning with a model body and fairy face 2nd she "rules" the school and everybody wants to be friends with her it's annoying cause she silly laughing all time and gets almost every guy 3rd she has way better house than me and has money and she can have everythink!! as for me i have only 2 friends i had no bfs i am short and fatty i have divorsed parends and my father dosn't give a s*** for me and i live in a 2 bedroom rend house i hate my *** life i wish i was her! i feel sometimes i hate her! and that's no good i feel bad for this! she steel the boy i wan in love :'( how can i deal with this?!