Delicious burgers on a rooftop

Now that the weather's nice (jinx?), the Jubilee weekend will see The Queen of Hoxton's rooftop play host to a popup from Patty & Bun, who are teaming with Street Kitchen to bring you deliciousness like the Ari Gold smoked cheeseburger and the hot-smoked-salmon-on-brioche Captain Pugwash, raising the distinct possibility that "popup" is a racy double entendre.