‘It’s time to begin, now count me in’   If the last line of the show’s introduction isn’t enough to indicate what is about to happen, the neon shades of blue and pink and the energy that bounces in the show’s opening moments should throw you head first into the silliness and jukebox fun that is ‘Here and Now’, a musical putting the song stylings of Steps into the spotlight and milking it for all it is worth.   Set in Better Best Bargains, a seaside supermarket, ‘Here and Now’