Chuggington Wood Calley's Rescue Set With BONUS Chuggington Cargo Car The set includes Wilson, Brewster, Calley and a BONUS Chuggington Cargo Car. Also features Calley's Rescue Computer with realistic lights and sounds! Chuggington Calley's Rescue set is a 39-piece set with a unique "2-in-1" Calley's Rescue Shed that stacks to create a two-level design or unstacks to create a track elevator plus a tunnel.