Co-Pilot Rules WWII Plane Humor Tee Mug

A bold aviation humor design featuring a vintage WWII-style propeller aircraft paired with the hilarious quote: “Rules for Co-Pilot – Don’t touch anything… Keep mouth shut.” This design perfectly captures cockpit humor and the unspoken rules every pilot knows. The clean black-and-white vector style gives it a timeless, high-contrast look that prints exceptionally well on t-shirts and merchandise. The aircraft silhouette adds an authentic vintage aviation feel, making it especially appealing to pilots, flight crew, aviation enthusiasts, and military aviation fans. Whether you're a seasoned pilot, student aviator, or just love aviation jokes, this design delivers personality and relatability. It also makes a great gift for co-pilots, flight instructors, or anyone who enjoys cockpit banter. Simple, funny, and highly wearable — a must-have for aviation humor collections.