Uwe Fahrenkrog-Petersen

Jörn-Uwe Fahrenkrog-Petersen (born 10 March 1960) is a German keyboard player, producer and composer. He was the keyboardist of the band Nena and co-wrote their hit "99 Luftballons" as well as another great hit entitled "Irgendwie, irgendwo, irgendwann" (German for somehow, somewhere, sometime).