Backstabber

She said she is my friend then she starts dating my ex boyfriend
she is a backstabber.

she said she wont tell my secrets to anyone then she posts it on the Internet
she is a backstabber.

she says stuff to people the i supposedly said to her which i didn't.
she is a backstabber

that backstabber used to be my best friend which i called her my sister cause i knew her for so long!