Litecoin released a tweet positioning itself as a meme coin, triggering a crypto market craze. Litecoin rose 10% in a short period of time, and other projects also joined the meme coin craze. New meme coins did not show a significant increase, while old meme coins showed an increase + correction trend. KLM Royal Dutch Airlines released the same tweet, but the marketing effect was limited. Meme culture deconstructs the existing system and brings more traffic. Crypto investors have expectations for the meme market.