This May 21, 2014 photo shows the exterior of Shake Shack in New York's theater district. Shake Shack’s upscale fast food outpost offers burgers, hot dogs, fries and shakes courtesy of restaurateur ... more 
This May 21, 2014 photo shows the exterior of Shake Shack in New York's theater district. Shake Shack’s upscale fast food outpost offers burgers, hot dogs, fries and shakes courtesy of restaurateur Danny Meyer. The lines are long and seats never free, but if you pick a concrete _ dense frozen custard ice cream in a cup with a straw _ an express line can get you in and out in time for the theater curtain. (AP Photo/Mark Kennedy) less 
1 / 1
Associated Press | Photo By Mark Kennedy
Tue, May 27, 2014 8:18 AM EDT