Joe Perry composes music for \'CSI\'

American rocker Joe Perry has composed two tracks for this week\'s episode of \"CSI: Crime Scene Investigation,\" CBS said Tuesday. The instrumental music will be heard in Wednesday\'s episode of the series. Perry -- co-founding member, principal co-songwriter, lead guitarist and co-producer of rock band Aerosmith -- is a multi-Grammy Award-winning musician. He also garnered a Grammy nomination for his solo album, \"Mercy.\" \"It was really exciting that \'CSI\' gave me this opportunity to contribute to the show,\" Perry said in a statement Tuesday. \"The first piece is pure adrenalin rock \'n\' roll. The second gave me a chance to work for my disc jockey son, Roman, who contributed some of his electronic dance music.\"