School is out and the familiar Scooby gang are looking to enjoy a long vacation. However, sightings of a Lake Monster cause them to band together once again to solve yet another mystery.School is out and the familiar Scooby gang are looking to enjoy a long vacation. However, sightings of a Lake Monster cause them to band together once again to solve yet another mystery.School is out and the familiar Scooby gang are looking to enjoy a long vacation. However, sightings of a Lake Monster cause them to band together once again to solve yet another mystery.