The video shows a group of animated characters, including a pink pig, a white pig, a brown dog, and a yellow pig, playing musical instruments in a classroom. The pink pig is playing a drum, the white pig is playing a tambourine, the brown dog is playing a trumpet, and the yellow pig is playing a drum. They are all dressed in colorful clothing and are standing on a purple floor. The background shows a green cabinet with alphabet blocks on top and a blackboard with musical notes.