Nighthawk Diner
It was found under the files for the stonecutters event. It will most likely be released for fourth of July.
Forum Discussion
The way I see it, they're going to want to have something for everyone (it would be lame if there was nothing new for anyone who was playing last year) so they will do something new for those who were playing last year and most likely offer last years stuff as well for those who missed out.
