How to Date Like a Guy: 1. Flirt constantly. 2. Keep your options open. 3. Don't get attached. Cassie and her two best friends, Greta and Keagan, are so over boyfriends. But just because the girls are anti-boyfriend doesn't mean they're anti-boy. So they make a pact for the summer: They'll each kiss ten different guys before school starts--no commitments, no drama, just fun. Sounds easy enough. Then Cassie meets the perfect...