I have blogged Momsense before but I just found Dadsense. Watch them both, even if you have seen this. It gets better every time.
[youtube=http://www.youtube.com/watch?v=RxT5NwQUtVM&feature=related]
Dadsense by Anita Renfroe
[youtube=http://www.youtube.com/watch?v=LtNGFh-dCe0&feature=related]