Fox has picked up Malcolm in the Middle for a fifth season... Luciano Pavarotti and Bono will perform a benefit concert to help Iraqi war refugees on May 27 in Italy... Rapper 50 Cent has landed his very own label with Interscope Records, titled G-Unit Records... Charles S. Dutton will play Montgomery County, Md., police chief Charles Moose in The Beltway, USA Network's telepic about last year's sniper killings.