Watch raucous pensioners The Zimmers rock the stage with their version of LMFAO hit I'm Sexy And I know It in the BGT Live Semi Finals. See more from ...
The Zimmers I'm Sexy And I Know It - Britain's Got Talent 2012 Live Semi Final - International
The Zimmers I'm Sexy And I Know It - Britain's Got Talent 2012 Live Semi Final - International
