In 1989 the duo had his biggest hit with the song "Johnny, Johnny Come Home" (it was written one year earlier during a night in Hamburg) in France, where it was the number-one single for eight weeks (sold around 700.000).
Vuonna 1989 duolta ilmestyi sen isoin hitti "Johnny, Johnny Come Home" Ranskassa, jossa se oli singlelistan ykkösenä kahdeksan viikkoa (myyty noin 700 000 levyä).