Banksy has confirmed he is behind an artwork that has appeared on a garage in the south Wales

Banksy appeared to confirm the work was his on Wednesday by uploading an image of it on to his website. A video was also posted on the artist’s Instagram accountshowing the mural accompanied by the children’s Christmas song Little Snowflake. The camera rises above the garage and shows Port Talbot’s rooftops and industrial works wreathed in smoke.