There's no quicker way to get a guy's attention than to utter one of two words: sports or sex. But in order to get your maximum attention, we're shouting them together. Now that your focus is riveted to the page, here's the scoop:
Lightly massage the area behind her knees with your fingers. If she isn't too ticklish there and seems receptive to more—anything from cooing to ripping her clothes off should tip you off--— or kiss the area.