Bill S. Preston, Esq. is a fictional character from the popular film series Bill & Ted. He is portrayed as a laid-back, optimistic teenager with a passion for music and adventure. Alongside his best friend, Ted Logan, Bill embarks on time-traveling journeys to learn about historical figures and ultimately pass their history class. In the films, Bill is known for his distinctive style, often wearing a band t-shirt and a denim jacket. His character embodies the spirit of friendship and the importance of following one's dreams, making him a beloved figure in pop culture.