It is highly likely you are looking for one of the following:
You can find Thomas Felben's official discography on Spotify or Apple Music to see if the piece you are thinking of has a different title. Thomas Felben - 100.000 Lichter
: This is a major annual German television special hosted by Florian Silbereisen . Many artists, including Thomas Anders , often perform on this show, which may be the source of the name confusion. It is highly likely you are looking for
: He also has a track titled "100.000 Lichter" released in late 2025. including Thomas Anders