your basement, xbox or movie? Or just Tv
invite her to drink in your house, with a couple of friends ;)
watch a movie at one of your houses?
bring her to the crib and bang her out
watch a movie at one of your houses, go to the mall and obviously don't buy anything, just hang out you don't have to spend money to make a girl have a good time spending time with you....as long as you pick the right girl