Dream Concert 2011

Lady Gaga kicked off "Good Morning America's" 2011 Summer Concert Series today in New York City's Central Park with an arrival that only the chart-topping singer, fashionista and cultural icon could deliver.
The pop star made a grand entrance by zip-lining onto the "GMA"concert stage, a feat of gravity that even the singer's most die-hard fans did not see coming.
Dancers appeared onstage,