B&H has the Lensbaby Scout mount with 12mm fisheye lens for $149.95 (reg. $249.95). The lens kit is available for Canon, Nikon and Sony mounts. Check it out here at B&H Photo.
Lensbaby Scout Mount w/ Fisheye Lens for $149.95 – Deal Alert
Previous post: Nikon D7100 with 18-140mm VR Lens for $1296 – Deal Alert