There is a FREE app called Stachematic by lab512.com.
My "Selleck 'stache".
Get your Stachematic here: http://itunes.apple.com/us/app/stachematic-camera/id476575293?mt=8&ign-mpt=uo%3D4
You know the drill! Help the developer out and give it 5 stars for fun factor in the App Store.
("Racoon City Survivor" teeshirt courtesy of @grimagination on Twitter, thank you! Alice Power!)