Harry Batt is a one-off BBC 1 comedy starring Ian Kirkby as the "Geordie copper" DI Harry Batt, following his pursuit of a soft furnishings bouncer gang.
The curious six-year-old Buster, a popular Little Baby Bum character, is a friendly and eager-to-learn yellow bus who takes on new adventures through stories and songs in his own series, Go Buster.
Stirred by Custard and Buzz putting together their family tree, orphaned Kea travels down to Queenstown, New Zealand, in a bid to find his family and why he was abandoned by them.