About the series (as per Wikipedia):
Boys that Bite (A Blood Coven Vampire Novel) Stake That (A Blood Coven Vampire Novel) Girls That Growl (A Blood Coven Vampire Novel)It follows the lives of the twins Sunshine McDonald and Rayne McDonald. “Sunny” is a blond handsome girl who is popular in school, while Rayne is a rebellious girl with few friends. The series starts when Rayne should become a vampire but instead Sunny is bitten.
Bad Blood (A Blood Coven Vampire Novel)