A promotional picture for the new series of Downton Abbey caused an online sensation when a sharp-eyed fan of the show noticed the very modern bottle of water on the mantelpiece behind Hugh Bonneville and Laura Carmichael.
The fifth series was launched on Thursday and Bonneville and Carmichael – who play the Earl of Grantham and Lady Edith respectively – found themselves upstaged by the bottle in the background.
One fan, Diana Pearl, offered a possible solution, tweeting: "Obviously the Crawley family invented the water bottle, and that's how they were able to support the estate.
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