Fans shrieked as Canadian rapper Drake was spotted cruising through central London on an open-top bus.<br /><br />Footage captured on July 12 in Piccadilly Circus shows the superstar on the red bus dancing to an unheard tune.<br /><br />A camera crew is also aboard the bus, sparking speculation he was filming a music video.<br /><br />A fan is seen sprinting after the bus after he is spotted.
