DeWayne Jessie is an American actor and musician, best known for his role as "Otis Day" in the 1978 film Animal House. His character became iconic, contributing to the film's popularity and the enduring legacy of college comedies. Jessie also performed with the band Otis Day and the Knights, which was formed as a result of his role in the movie. In addition to his work in film, DeWayne Jessie has had a successful career in music, performing in various venues and events. He continues to be recognized for his contributions to both the entertainment and music industries, maintaining a connection with fans of Animal House and classic rock.