Karissa And Kristina Shannon In Skimpy Workout Clothes (PHOTOS)

06/22/2011 08:18 am ET | Updated Aug 22, 2011
  • Egotastic!

Hottie blonde sisters Karissa Shannon and Kristina Shannon moved back into the Playboy mansion, perhaps to fill the void left by the sudden departure of Hef's hide the Chicago-style hot dog game partner, Crystal Harris, who ditched him at the altar.

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