"Good job,however,this is something we knew for years.In my opinion the song is partial found.
Who is Peter Jobmann who wrote the song?It seems he's not a member of the band.
https://www.discogs.com/artist/2076530-Peter-Jobmann
I guess this is a cover song like all the others on this release
https://www.discogs.com/Party-Service-Band-Hits-f%C3%BCr-Unterwegs-Neverending-Party/release/2637120"