Katy Perry Offering Fans a Sneak Preview of Her Movie on July 2

Larry Busacca/Getty Images for EJAF(NEW YORK) --Katy Perry's 3D concert film Katy Perry: Part of Me debuts in theaters July 5, but her die-hard fans can see the movie a few days early, thanks to a Twitter promotion she announced on Thursday.

Katy had recently posted a tweet with a link to an online website where fans nationwide can purchase tickets to a special advance showing of the film on July 2. There will be 100 theaters in 64 cities in the U.S. and Canada showing the film, at 4 p.m. and 7 p.m.  Fans who attend the sneak peeks will score collectible pink Katy Perry 3D glasses and an exclusive poster.

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