(Reuters) - The Dogecoin cryptocurrency surged more than 90% to a record high on Friday, putting its gain for the week at almost 300%. The latest rally in Dogecoin came two days after billionaire Elon Musk tweeted, "Doge Barking at the Moon", accompanied by an image of Spanish artist Joan Miró's painting, "Dog Barking at the Moon." The Tesla chief executive has previously tweeted about Dogecoin, which is based on a popular internet meme.
