Aly Michalka (PICTURES): Hellcat's Private Photos

(CBS) Aly Michalka is plenty exposed these days.

The 21-year-old actress and singer, whose full name is Alyson, has left her childhood performances for Disney far behind her.

The California native is now heating up the screen as a cheerleader in "Hellcats."

Meow.

Pictures: Aly Michalka & Friends

She can also be seen in the recent film "Emma A," an adaption of the "Scarlet Letter," and is working on a new album with her sister, AJ. The duo perform under the name 78Violet.

"I just want to make art that will hopefully make people feel inspired," she recently told Venice magazine.

And her fans seem to be as evidenced by the action on her Twitter account.  Check out these shots from her private collection.