Doing Things Is What I Like To Do.
http://blog.compete.com/2006/07/26/dunkin-donuts-ad-campaign
"The new creatives feature songs by They Might be Giants and are extremely witty and frustratingly catchy…a perfect ad campaign."
Things : Cultured Code
http://culturedcode.com/things
"Things is an ambitious project to create the easiest and most fun to use personal To-Do management application. Simplicity, however, will not be achieved at the expense of powerful features..."