Pretty Little Liars

Swimmer Missy Franklin dives into the deep end of the mystery that is Rosewood when she makes a cameo in a Pretty Little Liars episode slated for March 2013 on ABC Family. Hint executive producer Marlene King, "Missy has a history with Rosewood troublemaker Shana," the Halloween-shop girl introduced in PLL's Web series, Pretty Dirty Secrets.

Five-time Olympic medalist Franklin — a huge fan of the show — shares tips with fellow swimmer Emily (Shay Mitchell, far right, with Aeriel Miranda) after they meet up at the Rear View Brew coffee shop. Guess "A" isn't the only one who can make waves in this town.

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