Dave is the Grandfather of BF and best friends with Scratch. They were inseparable, and worked together as a team. Dave lost his legs from the rocket incident with Muko, and he was disabled for the rest of his life. He has a wife name Danna, and an adopted son named Tristan, and a granddaughter name Sammie, and the quad became one happy family. They will do what they can to be happy, and have the best life till death.