"A Mop fight, one of the many amusing episodes at a garden fete held in honour of the Islington Battalion". The Islington Battalion of the Territorial Army enjoying themselves at a fete held on Highbury Fields. A sack/obstacle race. A mop fight. Soldiers, without jackets, sit on each other's shoulders or ride each other piggy-back style. The rider carries a mop with which he tries to knock off other riders. Two of the soldiers are black. The camera focuses on one team in which the carrier is a black man.