Pradeep [1] has been plying me with a heavy dose of Microsoft parodies that had me laughing in splits. So, in gratitude, and for your daily dose of humor, I guide you to Pradeep's excellent directory of such ads/ parodies [2].
Links:
[1] http://www.unpradeep.com
[2] https://blogs.msdn.com/leadingtrump/archive/2005/09/16/469079.aspx