Katy Perry calls Lady Gaga cheap?

Many believe that a tweet posted by Katy Perry was aimed at Lady Gaga.

People are speculating that Katy’s tweet is blasting Gaga’s new music video for single Alejandro.

Katy, who is from a religious background, tweeted the following: “Using blasphemy as entertainment is as cheap as a comedian telling a fart joke.”

She posted this to Twitter shortly after Gaga’s new video hit the internet.

The video shows Gaga dressed as a latex-clad nun, sucking on rosary beads and appearing to simulate sex in the presence of a crucifix

Watch the video here.