RAF personnel found themselves locked in the cells - but only for the best possible reasons.
Members of the supply and movements squadron, at RAF Leeming, were put behind bars at York Dungeon to raise money for charity.
The 14-strong team successfully broke out of their confines - hotly followed by an RAF policeman.
However, he failed to captured the jail-breakers, who spread through the city, chained in pairs, with their collecting boxes.
The escapers later hitched lifts back to Leeming for an afternoon barbecue - after raiding almost £900 for the Mowbray School, near Bedale, which caters for children with learning difficulties.
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