Disney Cast Member Exclusive Pin. Winter 2012 Cross-U. The Four Keys. 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 6 Vice Presidents of Theme Parks and Operations. It measures app. 4" x 3". The pin features Mickey, Goofy and Donald as a pin-on-pin element. To the left of them is key ring with 4 different keys. The top of each key has a different shape: a Disney "D", a Cast Member name tag, a star, and a Mickey head icon. The tag on the key chain reads: The Four Keys Safety-Courtesy-Show-Efficiency. Features Mickey, Donald, and Goofy. Pin measures app. 2 3/8" x 1 1/8".