Chevy Camaro already had a few limited editions since its revival in 2010, the most known probably being the Transformers ones http://www.imcdb.org/vehicle.php?id=896167

http://www.chevrolet.com/special-edition-camaro.html
http://www.chevrolet.com/celebrate-the-camaro-50th-anniversary-edition.html
http://www.autobytel.com/chevrolet/camaro/car-buying-guides/10-special-edition-camaros-128582/