07:45Bob the BuilderSeries 8Episode 2: Mr Bentley's TrainsCBeebies Duration: 10 minutes Fri 23rd Jan 2009, 07:45 on CBeebiesAvailable for 2 monthsWatch nowMrs Bentley decides to surprise her husband by asking Bob to build him a model railway.GenresChildren'sEntertainment & ComedyFormatsAnimationBrandBob the BuilderSeriesBob the Builder: Series 8 Source: BBC Online