Wu said that McDonald's announced a brand partnership with Ethereum NFT series Doodles to launch an event called "GM Spread Joy". Starting from November 18, McCafe coffee cups will feature Doodles' iconic rainbow-themed design. Customers who purchase any McCafe hot beverage in the United States can unlock a variety of benefits, including a pass to watch the pilot episode of the Doodles animated TV series "Dullsville", access to the Doodlesverse (virtual world), digital clothing for Doodles virtual images, and physical enamel pins.