Lord Mervyn Davies , 62 , was at a Royal Academy of Arts party tonight . Singer Usher had been speaking to group of young people at charity event . Labour peer showed off his fancy footwork on the dance floor . Usher will finish his tour with a concert at the O2 last night .
Lord Mervyn Davies , 62 , was at a Royal Academy of Arts party last night . Singer Usher had been speaking to group of young people at charity event . Labour peer showed off his fancy footwork on the dance floor . Usher will finish his tour with a concert at the O2 tonight .