Mariah Carey's secret grunge album part of tribute at MusiCares event

Mariah Carey has blended pop, R&B, gospel and hip-hop into hit songs over five decades. Carey was honored for her musical achievements and philanthropic efforts as MusiCares Person of the Year on Friday night, two days before the Grammy Awards. The award is given in the week ahead of the Grammys by MusiCares, a charity that supports musicians in need.