“The Tiller Girls redefined what a showgirl was,” says Katrina Dix, 22, from south London, who’s been called back for the final auditions. “They had elegance, stamina and worked hard.

Today I accompanied 84 year old former Tiller girl Irene Holland back to the theatre. As she stepped onto the stage there for the first time in over 60 years, you could see the glamour and the ...