The fizz of wedding joy, alas, like a good bottle of champagne, quickly dissipates when you realise what a hard bloody slog it will be making the bride's big day dreams come true.
As the friend or family member, you will be forced to listen to an endless stream of wedding talk up to and including the day itself (by which time you've probably lost the will to live. Or care).
Fielding tantrums about the 'wrong shade of ribbon' and being made to trek to Hounslow to view the perfect dress are par for the course. Capturing perfectly the teeth-gritting that accompanies the experience, Twitter user @kittus has mocked up a brilliant cover of the reality behind that dream day.