Who sings the female cover versions of rolling gimme shelter and guns roses sweet child mine - sounds like blue six or someone similar?

Gimme Shelter:

* Joss Stone

* Lisa Loeb

* Bat for Lashes

* Birdy

* Florence + The Machine

* Cat Power

Sweet Child O' Mine:

* Lissie

* Sarah Jaffe

* Grace Potter

* St. Vincent

* The Pretty Reckless

* Avril Lavigne