Mangat formed together with Hila Bronstein, Shaham Joyce, Ross Antony, Giovanni Zarrella and Verena "Indira" Weis Bro'Sis the band, which emerged from the second season of the talent show Popstars. They were the successor band No Angels.

He has Kenyan citizenship, attended trade school and started an apprenticeship as a retail merchant, he broke off a little later, however. He failed in basketball just to the inclusion in the German national youth team. Mangat counted as DJ Seven of the hottest young plate rotators in the Bonn area. "I realized that it is my biggest and perhaps last chance to get a foothold in the music business."
For the animated film Shark Tale - Small fish borrowed Mangat 2004, the jellyfish Ernie his voice. He also took over as replacement of Andreas Türck moderating the "Chart Show - powered by McDonald's" on ProSieben.
In May 2005 his first solo single Dance Little Sister, a cover song by Terence Trent D'Arby, which it does not make it into the charts appeared. An advertised for fall 2005 solo album never appeared