From WENN.com

The conjurer was riding his motorbike in Lower Manhattan earlier this week (beg29Oct12) when he noticed a line of people snaking around the block.

When he pulled over and was told residents were waiting for food from the Old Homestead Steakhouse, where staff were serving on the street during the storm-induced blackout, Blaine asked for a deck of cards and spent 90 minutes entertaining 800 queuing diners.

An onlooker tells New York Post gossip column Page Six, ""David was rumbling by on his motorcycle, and he stopped to see why there was a line on 14th Street.""

Thousands of New Yorkers were left without power when the storm battered America's East Coast on Monday (29Oct12).