Obliviate!

Petunia
Petunia, why are you so bitter? It's 'cause you never got a Hogwarts letter Like your beloved sister Oh, Petunia You would have loved to jinx the girl next door 'Cause that's what she'd been asking for You wanted your very own magical story But instead your stupid sister got all the glory I know you think about what could have been But then you're reminded: it never happened You'd probably have ended up in Hufflepuff, You're not really smart, and not so tough Slytherin wouldn't have taken you But either way, it's just not true I know you think about what could have been But then you're reminded: it never happened From Letras Mania