Making a brief trip south of the border, Karissa Shannon and Kristina Shannon headed to Cancun, Mexico for the Spring Break 2011 festivities.
The Playboy beauties ventured to the popular locale on Thursday (March 10), with Karissa tweeting, "Taking off to Cancun!!!! I'm so ready to party this party tonight is going to be one memorable party no matter how drunk you are!!!!"
Credit: Celebrity Gossip
