Soap fans are usually fuming when a character's face mysteriously changes overnight. It's a pretty daunting task for a new actor to take on a much-loved role, especially when there might not be good reason for the change.
And it can be particularly jarring at times, as some soap favourites have been played by up to eight different actors, and a switch in actor usually comes with major personality changes to the character.
It's more common around child actors and sometimes it can't be helped when soap bosses are forced to make a change. On this week's Coronation Street, Todd Grimshaw will finally make his return to the cobbles after three years, but will be played by new star Gareth Pierce in the wake of Bruno Langley's sacking.
Read more on mirror.co.uk