Strictly fans stunned as Dame Sarah Storey surprised by megastar on BBC show

Also mentioned: Mariah Carey, Noel Gallagher

Strictly Come Dancing fans were left gobsmacked by an unexpected guest during the much-anticipated Icons Week . After performing the Tango to That Don't Impress Me Much by the singer, the pair headed upstairs for a chat with host Johannes Radebe - completely unaware of the massive surprise in store for them. Click here to activate or add us as Preferred Source in your Google search settings Yet another ecstatic fan exclaimed: "WHAT THE F***," with a final viewer adding: "We got actual Shania!