Watch out for Super Gran, the old lady with incredible strength, fantastic speed and X-ray eyes! She's back again, this time defending an amazing new invention - the skimmer - from the attentions of both a band of small-time crooks and the Government's Department Y.
Why Department Y? We find out the answer and learn how Super Gran overcomes her failing powers, and, with the help of her young friends Edison, Willard and Tub, deals a terrible blow at the forces of evil....
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