Any way to get money quick?

Im 13 yrs old and i want want want the nokia n97 but i got lg cookie about in december and my parents will shout if i want a phone this phone was meant to last at least a year so i thought well if i get the money myself the you know i can be like i raised the money myself and i can buy it.But the phone omg the phone its like nearly 500 quid.Do you know any sites that you can raise money from for kids or something any good sites that work. also when is the phone releasing and in what stores in the uk.