"Lamb: The Gospel According to Biff, Christ's Childhood Pal" is a novel by Christopher Moore that presents a fictional account of the early life of Jesus Christ through the eyes of his childhood friend, Biff. The story blends humor and religious themes, exploring the years that the Bible does not cover, from Jesus' birth to the beginning of his ministry. The narrative follows Biff as he recounts their adventures, including their travels to learn about different cultures and philosophies. The book offers a unique perspective on familiar biblical events, combining satire with a heartfelt exploration of friendship and faith.