By Chris Dorrell Music lovers will know about the Jazz Cafe, a mainstay of London’s music scene for the past 35 years. But this year, the Camden venue hosted their first music festival in Burgess Park. The line-up was one of the most interesting and eclectic at any of London’s day festivals, with a staggering variety of artists from the UK and around the world. Baby Rose, the Grammy award-winning soul singer, started off our day beautifully with the first set of her world tour. Despite the September sun, her rich voice conjured images of a smoke filled New York club. Buena Vista All Stars were…