Lil Yachty doesn’t need a fancy hat for the Kentucky Derby … he’s got a new $90K chain for the occasion. A rep for the rapper tells TMZ … jeweler Erin Barnett hand-delivered the expensive ice — a custom diamond chain and racehorse pendant –…

Lil Yachty doesn’t need a fancy hat for the Kentucky Derby … he’s got a new $90K chain for the occasion. A rep for the rapper tells TMZ … jeweler Erin Barnett hand-delivered the expensive ice — a custom diamond chain and racehorse pendant –…