Katy Perry Releasing New Album 'Prism' This Fall

Katy Perry will release her new album titled, Prism on October 22nd, 2013.

The announcement came via an unexpected viral campaign. An enormous golden truck with "Katy Perry - Prism - 10-22-13" emblazoned on its sides, top and back was spotted in Los Angeles, yesterday (July 29th) by singer Adam Lambert, who posted the following message.

Yes @katyperry this is crazy!! Love it! pic.twitter.com/Muuj3j4awO
— Adam Lambert (@adamlambert) July 29, 2013