Miley Cyrus and cast making the Hannah Montana movie

Miley Cyrus, her dad Billy Ray, and the whole cast of "Hannah Montana: The Movie" have been busy this week. Recently, they completed the "Lilly's Birthday" scene on the Santa Monica pier.

Miley Cyrus dressed up as 'Hannah Montana'

"Hannah Montana" is an Emmy-nominated TV series which is now being made into a full length motion picture. Miley Cyrus plays a dual role as Miley Stewart, a mild-mannered teeny-bopper who becomes huge pop sensation Hannah Montana at night.

Hannah Montana has already been picked up for its' third season. With the obvious commercial success of the series and Hannah Montana concerts, it's a good the movie will also be a smash hit.

Just like Miley on the show, the real Miley has to balance her dual roles of being a kid, and a superstar.

"Being famous is like a dream come true," she once said. "But it's really difficult because you lose your freedom. I don't want to lose being a kid."