Keyboard Cat is a viral internet meme featuring a cat named Fatso, who plays a keyboard while wearing a blue shirt. The video was created by Brad O'Farrell in 1984 and later gained popularity on the internet in the late 2000s. The meme typically shows the cat playing a catchy tune, often used to humorously "play off" people in various situations. Keyboard Cat has become a symbol of internet culture, inspiring countless remixes and parodies across social media platforms.