It’s all about a Dad . . . a Draftee . . . and a Detonation heard round the camp!

Sergeant Grimshawe wants to retire in the flush of success by winning the Star Squad prize with his very last platoon of newly called-up National Servicemen. But a motley bunch they turn out to be, and it's up to Grimshawe to put the no-hopers through their paces.