Leander Janik is a Frankfurt-based producer and DJ featured on the first Smile For A While release. Joyo regularly hosts Nachtigall evenings, including at Lola Montez or Hafen 2.
Both already played together on the last Nachtigall as well as at Silbergold, which cries out for a repeat performance.
Source and more information about the event can be found here: https://www.silbergold-club.de/