the first girl with red hair is hayley of paramore.
the crossed girl is unidentified.
the third girl looks like nicole kidman in bewitch with asian eyes.
the fourth looks kind of aguilera+fran the nanny.
the last one looks like..with her guitar..is she supposed to be avril? or lyana jasmay?

Hmm... I drew them without any reference to anyone...

But now that u mentioned it
Hey, that girl kinda look like Nicole Kidman...