Pls tell me which movie this is?!

Its a typical teenage drama!.!.!.!.the girl is like the famous girl (Cheerleader) in the school and she gets pregnant by the star champ of the school football or soccer player!.!.!.!.she decides 2 keep the baby and they like real go short of money!.!.its then the girl and her friends plan to rob a local grocery store or supermarket to fund!.!.!.they wear this funny girl mask!.!.!.!.thats all the key plot!.!.!.!.I think thre's a girl jealous of the heroine and goes to the police that it was the cheerleader who robbed the store!.!.!.etc etc!.!.!.can u please tell me the name of this movie!.!.!.wanna watch it badly again!!Www@Enter-QA@Com

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