Spring 2013 Cross-U. Dumbo. A "Cross-U" shift is when an office and technical Cast Member works in the parks during the day to help out during busy holiday seasons. Backer card comes printed with a Thank You from the 7 Vice Presidents of Theme Parks, Operations and Transportation. Pin measures app. 2" x 1 3/8". Back of the pin is stamped "Created Exclusively for Disney Cast Members"