Galahad and Lancelot were two of the most famous knights of the Arthurian legend. They were both members of the Knights of the Round Table, and were known for their bravery and loyalty. Galahad was the son of Lancelot and Elaine of Corbenic, and was renowned for his purity and holiness. Lancelot was the greatest knight of the Round Table, and was known for his courage and strength. Together, they were known as the SIRS of the Arthurian legend.