This was the moment former Dr Who actor Peter Capaldi delivered a rendition of the David Bowie's classic 'Starman' at an Edinburgh sci-fi convention on Saturday (February 16).<br /><br />Capaldi can be seen strumming the guitar behind a table as shocked convention-goers sing along and take pictures.<br /><br />The filmer said: "I was quite emotional as I love Bowie too, the other fans went wild at the end. <br /><br />"Totally spontaneous and totally cosmic!"
