A star is born! Viral sensation Charlotte Awbery, who gained attention earlier this month with her impromptu subway rendition of Lady Gaga's hit "Shallow," made an appearance on the Ellen DeGeneres show on Wednesday. She performed her rendition of the Oscar-winning classic and sat down for a quick chat with Ellen. Charlotte told Ellen that she's been singing for fifteen years, adding: "My dad always said to me, 'Just sing wherever you are and never give up,' he was right." Watch Charlo