Coronation Street fans were quick to spot a major blunder in today's show.
Ken Barlow was left raging after he received a dog fouling fine from the council.
Ken was left stunned and protested his innocence - wondering who had told the council.
But viewers were left confused for another reason - how had Ken received post on a Bank Holiday Monday?
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Royal Mail deliver mail on Monday-Saturday in the UK - but not including bank holidays.
One said: "Ken must be the only person to get post on a bank holiday."
Another said: "Ken Barlow only person in the UK to get post on a Bank Holiday and it's a fine what are the chances."
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A third said: "How’s Ken getting post on bank holiday Monday."
And a fourth said: "Postman post letters on bank holiday in #corrie ."
*Coronation Street continues at 7:30pm on Wednesday on ITV
