Print What You Like
PrintWhatYouLike is a web service that allows you to print only the parts of a web page you want. Go to their website and enter the URL of a page you want to print. Or install the PrintWhatYouLike bookmarklet and click it to print any page. PrintWhatYouLike will then let you modify or remove elements of the web page before printing. For example, you can remove ads or background images.
PrintWhatYouLike is a free service. It works with both Internet Explorer and Firefox.
PrintWhatYouLike [via gHacks]