Sporting a blue wig on the MTV red carpet in homage to her upcoming Smurfs character, Katy Perry tweeted a message seemingly aimed at Lady Gaga's new, religious-themed video for "Alejandro" Tuesday. The daughter of two ministers posted, "Using blasphemy as entertainment is as cheap as a comedian telling a fart joke." Ball's in your court, Gaga. Jason Merritt/GettyImages.com - June 6, 2010
Week in Photos: June 6-12, 2010
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