Conversation so far:
is Nostalgia the name of an album?
We The Kings released a tenth anniversary album called Self-Titled Nostalgia.
how well did the album do?
The album is composed of reworked versions of all the songs that appeared on the band's debut studio album, We The Kings.
was there any hits on this album?
Planes, Trains, and Cars.
what is the name of the upcoming album?
We The Kings released a video announcing the start of production for their sixth studio album.
The album will include "Planes, Trains, and Cars", "Festival Music".

Question: when is is set to be released?
Self-contained rewrite: when We the Kings sixth studio album is set to be released?