As a San Franciscan, I just love this commercial Audi made for the Winter Games in 2010.
http://www.youtube.com/watch?v=1cgHRu8vi84
You can see the influence from the bouncy balls commercial.
(BTW, the way I embedded this video is with the new oEmbed support built into WordPress 2.9 development. You can just include the bare URL (or use a special shortcode).)