Date: June 22nd 2015 Location: New York City
For a meet and greet at Radio City Music Hall, Lady Gaga wore a "Jazz Punk" kind of outfit that included a James Concannon collaboration jacket and Alexander Wang shoes.
Lady Gaga's jacket was made by James Concannon in collaboration with The Hunt NYC (sold by Sterile Boys). The back of the jacket says "Blondes not Bombs" and was available for $400, but is now sold out.
Lady Gaga's shoes are part of Alexander Wang's Fall 2015 collection, not yet available but a shorter version of the boot is available on his website for $1,050 here
Lastly, Lady Gaga wore her KonPlottUSA sunglasses (her color are not available online but other colors are available at konplott.com).
You can find more candis of this look here.