If Mom comes over and asks you about that fancy-looking shower attachment in your bathroom, we suppose you can always tell her it's a Philippe Starck-designed fixture you picked up at Target or something. Of course, we all know what it's really for. Now all you'll have to do is figure out a way to explain what all those bottles of "liquid incense" are doing in your medicine cabinet.
The DynaDouche (product info @ buyguy.com - thanks Mark)