The video shows a group of cartoon characters playing musical instruments in a classroom setting. The characters include a pink pig playing a drum, a white pig playing a tambourine, a brown dog playing a trumpet, and a brown and white dog playing a saxophone. They are all wearing colorful dresses and are standing on a purple floor. The background shows a green cabinet with alphabet blocks on top, a chalkboard with musical notes, and a bookshelf with books. The characters are smiling and appear to be enjoying themselves as they play their instruments.