Scoutmaster Lumpus' Father is Scoutmaster Lumpus's father. He dislikes his son getting a comet named after him for his 5th birthday. He was the Camp Kidney's boss and gave his position to the True Camp Kidney's boss, but his son Scoutmaster Lumpus locked the True Camp Kidney's boss in the harness to become the Camp Kidney's boss.
He appeared in Lights Out! when he said, "You are getting' a comet and you're going to like it!". He had 15 siblings in The Bean Tree. When he was the Camp Kidney's boss, he lived by confiscating Bean Scouts's belongings as your son Scoutmaster Lumpus.