I need some help with my mall outfit? vvvveeerrrrrrryyyyyy important night, please help me! (: more info below?

okay im going to the movies with my best friend this friday... and shes bringing her brother. whom i went out with. and i know he still wants me, but hes a jerk. so i want to reaaaaaallyy make him mad by looking absolutely great. im wearing a dark gun metal gray crew neck and white shorts with black checkered vans. tips on make up, hair, nails would be greaaatly appreciated!! btw : i have long light brown layered hair and hazel eyes if that helps any!