“‘OH NO… THEY’VE ALL FALLEN FOR IT!’” Thirty seconds should have been more than enough. When a Coronation Street-themed spot-the-difference puzzle appeared on The 1% Club, it looked like one of the easiest challenges of the night.

THE 1% Club viewers were left scratching their heads after a “simple” Coronation Street question proved too tricky for most players. The ITV game show, hosted by comedian Lee Mack,…