When the city sleeps

In the shining sun My images they run Confusing all I've done before I've begun And every city scene Becomes a roaring stream A nightmare and a dream rolled into one But when the city sleeps I'm up and on my feet Along the darkened streets Hear me run Through the empty town Running, laughing, down No-one else around - to bother old me By factories I sway My shadows seem to play To do this in the day - I'd never be free But when the city sleeps....