Katy Perry Releases Theatrical Trailer To Upcoming 3D Concert Movie 'Part Of Me' – Video

4 April 2012, 17:59 | Updated: 4 April 2012, 18:08

The 'I Kissed A Girl' singer has posted the latest teaser to her forthcoming summer big screen film.

Katy Perry has unveiled a new theatrical trailer for her forthcoming summer 3D concert movie 'Part Of Me'.

The latest clip comes on the same day the Ameircan star uploaded the first full trailer for the film earlier today (4th April).

During the new clip, Katy's father Keith Hudson can be heard saying: "Katy got her first guitar through the church."

The singer also can be heard confessing: "I've made mistakes – but I don't regret anything".

The star has previously stated that the film will reveal all on her last 'California Dreams' world tour and how she has dealt with her marriage breakdown to comedian Russell Brand.

You can watch the full theatrical trailer to 'Katy Perry: Part Of Me' below: