Sheffield United are about to cause a major upset after scoring in the 87th minute against Aston Villa.
A clever pass from finds Hamer who makes a bursting run into the box from the midfield before turning inside, forcing McGinn on his backside.
He then slid in a pass for Archer who poked it home from close range to haunt his old side.
Watch the goal below:
9 minutes of stoppage time has been added on with Sheffield close to pulling off a brilliant result away from home.