5- The Potty Putter
A bad idea simple because your dad might actually consider using this, and then hog the bathroom.
4- The Uro Club
Just use a tree, people!
3- Sauna Pants
Join a pool club, you'll look cooler.
2- Snazzy Napper
For the dad who travels and doesn't want everyone seeing him drool on the plane.
1- Happy Hot Dog Man
But wait... there's more!