Strictly Come Dancing's John Whaite has said sorry on Instagram after he posted a clip of himself playing the guitar while "disgustingly hungover".The star, 32, left his fans open-mouthed when he revealed he can do more than bake and dance in a clip of himself performing The Power of Goodbye by Madonna, which he posted to social media today.In view of his 205,000 followers, John showcased his incredible singing abilities.Sitting in a black top and matching pair of shorts, John concentrated as he played the American singer's hit.The Baker Off winner smiled as he made his way though the song, without giving anything away to show that he wasn't feeling his best.He captioned the clip: "The Power of Goodbye by Madonna."This has got to be one of.
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