Katy Perry to release 3D version of her concert

Katy Perry revealed plans to release a concert movie in 3D format. The video will be based on one of the shows from her recent tour in support of Teenage Dream album.

Titled Katy Perry: Part Of Me, it will hit the stores on July 4 – to coincide with the celebration of US Independence Day holiday.

Katy Perry urged fans to watch the video anyway, promising that it will be a "firework".

Katy Perry has recently released new single titled Part Of Me.