Bill S. Preston, Esquire, is a fictional character from the popular film series Bill & Ted. He is portrayed as a laid-back teenager with a passion for music and a strong friendship with his best friend, Ted Logan. Together, they embark on time-traveling adventures to complete their history project and ensure their future as rock stars. In the films, Bill is characterized by his optimistic attitude and love for heavy metal music. He often wears a distinctive outfit, including a band t-shirt and a denim vest. Bill's journey emphasizes themes of friendship, creativity, and the importance of following one's dreams.