LL COOL J helps bridge the gap between old and new school in this search for iconic Hip Hop memorabilia. Field collector Cipha Sounds tracks down artifacts from the legendary Hip Hop group, Run DMC, while also paying tribute to the late Jam Master Jay. And the hunt continues when Yo-Yo visits the rap artist who helped usher in the digital age of music, Soulja Boy.LL COOL J helps bridge the gap between old and new school in this search for iconic Hip Hop memorabilia. Field collector Cipha Sounds tracks down artifacts from the legendary Hip Hop group, Run DMC, while also paying tribute to the late Jam Master Jay. And the hunt continues when Yo-Yo visits the rap artist who helped usher in the digital age of music, Soulja Boy.