The German trio Man-X (Heinz Oho, Dieter Müller and Manfred Mannix Zimmermann) supported
Thomas Anders on his world tour in 1987 – 1990.
In 1987 Thomas Anders co-wrote, produced and sang backing vocals on their singles: Waiting So Long and I Believe for Teldec. In 1988 the band changed its name from Man-X into Monday and released two more singles I Wanna Hold You and Fallen Angel for EMI, and then split.
Musicians sometimes work together on various projects.