Mick Jagger has appeared in a new music video with his younger brother – you can watch the moment below.The pair duet on the song ‘Anyone Seen My Heart’ which appears on Mick’s brother Chris’ latest album, ‘Mixing Up The Medicine’, which was released on September 10.Speaking about the track and the seas behind it, Chris said: “I found this obscure poet called Thomas Beddoes. I was reading this book by Ezra Pound, and he mentioned Beddoes.