The 'Katy's Project: Pop Video' campaign - which continues the brand's 'Life is for Sharing' motif - will include a TV advertisement that will air across five European markets in which Perry offers a personal invite to her fans to get involved.

Katy Perry states she is excited to have the opportunity to work with Deutsche Telekom because she wants the 'Firework' video "to be very connected and very raw and very honest".

The way fans net their place in ...