Whats something cute but simple to wear for a date to the park?

Something comfortable and movable for sure. So I was thinking an off-the-shoulder top or graphic tank top and jean shorts.
something casual. Like a pair of jeans and a shirt with sneakers.
Daisy Dukes, bikini on top.
http://www.forever21.com/product.asp?cat



http://www.forever21.com/product.asp?cat
a skirt like this

http://www.abercrombie.com/webapp/wcs/stores/servlet/product_10051_10901_661059_-1_13058_12203



and a shirt like this

http://www.aeropostale.com/product/index.jsp?productId=4280675