Miley is going through a major identity crisis. Not only is she starting high school, but she's also has to make some tough decisions about taking back Jake and traveling to a concert without her super-cool dad there for support. Adding to the drama, Hannah totally croaks in concert and has to deal with possibly losing her stellar singing voice, not to mention her superstar identity.

Hannah Montana is off to the second city on her tour: Sydney. But when Jackson gets hit in the head with a boomerang, it starts an adventure faster than you can say, "Put some shrimp on the barbie."

Miley convinces her dad to write a song for the Jonas Brothers, but her excitement quickly turns to envy once she hears the song. It's so good that Miley wishes her dad had written it for Hannah. Miley and Lilly masquerade as a boy band to trick the Jonas Brothers into believing that the song has already been taken! Their charade leads to a melodic meltdown of superstar proportions. Plus, Miley finally lets Oliver take on a secret identity. She invites...

After Hannah Montana gives six encores during a sold-out concert, Miley wakes up the next morning with no voice at all! She'll need to give her vocal cords a rest-that means no talking for a week so she'll be able to sing at an upcoming live TV broadcast.

Jake Ryan is in town, and he's doing his best to win back Miley's affection. He's showering her with gifts and flowers, but she isn't convinced-at least not until Jake announces his feelings for her on national TV! Now that his secret is out, Miley has to decide if she should trust him with her biggest secret: she's Hannah Montana! Or should she keep quiet and risk losing Jake-again?