DI Sleet and his sidekick Reggie Yates are going undercover on a stag do, spending 24 hours in Successville's top hotel. There is a murder to solve, but try telling that to an excitable murder detective who has found out there is a karaoke bar. When undercover detective Noel Edmonds is found dead in a bedroom in what looks like a sex game gone wrong, it is up to Reggie to lead the investigation. (thetvdb.com)