Bubbly, bold and brassy, 9 to 5 the Musical is a well-timed wallop of feel-good fare. Proving an ideal fit for a cinema-to-stage adaptation, hit 1980 movie 9 to 5 provides three leading ladies for the price of one, not to mention the scope, fully realised, for an all-singing, all-dancing set of stenographers and executives. Hailing from Broadway in 2009, 9 to 5 the Musical soared to new life in a restaged production …