LONDON – Little Arthur crawls out of bed in his red Marvel Comics pajamas, brushes his teeth and strolls outside after breakfast to his day job: helping out at the family hardware store in Rhayader, Wales. It’s Christmas and Arthur, nearly 3, has his work cut out for him wrapping presents, hanging ornaments and helping customers. But the cute video with 1.3 million views on YouTube – and counting – comes with a larger larger message.