David Walliams dons a blonde wig as he channels his inner Sandra Dean in drag for BGT

BGT’s Amanda Holden wows in skin-tight dress for auditions

David Walliams POLE-DANCES on stage at Britain's Got Talent auditions before flashing his nipple

BGT's David Walliams leaves fellow judge Simon Cowell 'unimpressed' with 'outrageous' behaviour