Deep cover: The East London Line Highbury & Islington extension

Nancy Jason: Oh, David, you've gotta get out of this business. You have a wife and a daughter who love you. I love you. What more do you want?
David Jason [Yes...]: I want my cake and eat it too. I want my cake and eat it too.

Londonist has a photo feature from one of the only underground parts of the Overground, the "Western Curve" tunnel that burrows for 350 metres through Dalston. If you want to see how the ELL extension to Highbury and Islington [2.1km in total] is taking shape, click here.

The ELL extension to Highbury & Islington opens in May 2011.