Dr Mumbo Fire up the Quattro: it’s an Uptown TV promo April 9, 2010 10:04 There’s a fine art to creating the perfect trailer.Ten often leads the way (the Masterchef promo leaps to mind), although Seven’s had some good recent efforts (Kyle Sandilands dancing, anyone?). But this effort from the BBC in the UK for the new series of Ashes to Ashes takes some beating. Here’s hoping it gets a run when the series reaches the ABC too:And for anyone who’s too young to remember what it’s based on:ADVERTISEMENT Gene Hunt as Billy Joel. Marvelous. ADVERTISEMENT