(hollyscoop.com ) - We didn't even know Alicia Keys had a boyfriend--much less a fiance--but apparently she's getting hitched soon. Alicia is planning on marrying her music producer beau Kerry 'Krucial' Brothers in NYC this summer. Star magazine is reporting that the couple is planning on tying the knot at the Oheka Castle on Long Island on July 4, 2008. So what's with the big mystery behind her man? Apparently they've been songwriting partners for years, co-owning the KrucialKeys production company and New York's Oven Recording Studios. Who knew?