Novelty reindeer antlers

The Twelfth Doctor wearing antlers. (TV: The Husbands of River Song ^[+]Loading...["The Husbands of River Song (TV story)"])

Reindeer antlers made of fabric and attached to a headband were commonly worn at Christmas time.

Wilfred Mott wore two pairs over his hat. (TV: The End of Time ^[+]Loading...["The End of Time (TV story)"])

In a parallel world, Wilfred also wore two pairs of fabric antlers on Christmas 2008. Sylvia Noble told him to take them off, but Wilf refused, because "it [was] Christmas". (TV: Turn Left ^[+]Loading...["Turn Left (TV story)"])

On Christmas Day 5343, the Twelfth Doctor was wearing a pair of antlers when he first met Nardole. (TV: The Husbands of River Song ^[+]Loading...["The Husbands of River Song (TV story)"])