Tradesmen Use Impressive Domino Technique To Lay Bricks

Before the four bricklayers started filming they perfectly lined the bricks along the already built wall like dominoes

Then as the camera begins to role one of them nudges one of the end bricks, sending the others cascading forward.
They all fall one-by-one in a perfect line, until the last brick has fallen.

But then the domino effect unexpectedly starts happening in reverse.

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