Here is the full list of all 8 Electronic Super Joy Groove City achievements. It takes around 1-2 hours to unlock all of the achievements on Windows.
Recover the Laser-Nipples.
Beat Quest For The Laser-Nipples in one play session.
Reach the Strip Club.
Touch 100 Black Stars.
Score at least 5000 points, total, from the Quest for the Laser-Nipples levels.
Light the Pope-Signal.
Find 5 Secret Areas.
Find a Secret Area.