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To avoid getting into trouble, Dennis acts ill, leading him into a boring night in the hospital.
Fans of 'Horrid Henry' will like this.
Country: UK, Australia.
Dennis builds a BMX track near Athena's VIP party. Athena tries to ban the track, but can she stop Dennis?
When Dennis drives the Colonel’s new tank, it doesn't quite go to plan…
Dennis’ parents hire Nanny Moonbeam, a calm hippy with an unusual approach to curing Dennis’ behaviour.