I should first of all put a disclaimer with this review. Chicago is my favourite musical of them all. It is sassy and sexy, filled with a dangerous jazz Age glamour. A mixture of a speakeasy floor show and a Busby Berkeley style musical, bursting with unforgettable characters. Last night the latest touring production opened in Wolverhampton at the Grand Theatre, with a star studded cast at the helm, showing that Chicago still has all its power and glory. All that Jazz indeed! Chicago is the story of two 1920s murderesses. It’s the height of the jazz age, when anyone can become a star, and the prohibition restraints lead to…