Jackie Gleason and Buick, they sponsored the Honeymooners, and he spent all day on the assembly line building himself one

top photo from http://forums.aaca.org/f117/nos-54-55-56-buick-factory-282948.html

Jackie spent time on the Linden NJ assembly line babysitting and building this Buick all the way

bottom photos from http://www.jalopyjournal.com/forum/showthread.php?t=428585&page=738