Scottish star Lulu has been unmasked on the new series of ITV's reality singing contest The Masked Singer.Six masked celebrities Rubbish, Jacket Potato, Piece Of Cake, Pigeon, Rhino and Fawn featured in the episode, but it was Lulu's Piece Of Cake who was chosen to be unmasked.Lulu, who was born Marie McDonald McLaughlin Lawrie and is also known by her full name Lulu Kennedy-Cairns, has turned her hand to musical theatre, television and more across a six-decade career.