Artists Perform On BBC2 Music Show ‘Sound’ – Exclusive

LONDON – FEBRUARY 06: **EXCLUSIVE COVERAGE** N-Dubz singers Dappy and Tulissa and Richard pose before performing, ‘You’d Better Not Waste My time’ and ‘Strong Again’ on Sound, (part of BBC Switch, broadcast on Saturday February 7 2009, at 12.55pm on BBC2) on February 6, 2009 in London, England. (Photo by Mark Allan/WireImage) *** Local Caption *** Dappy;Tulissa;Richard