Freeway talks about his appearance at Jay-Z's announcement in Philly. [via Billboard]

The impact of MCA and the Beastie Boys. [via HipHopDX]

These five songs give shout outs to Facebook. [via MTV Hive]

Disco queen Donna Summer created a sound and style all her own. [via LA Times]

A tribute to the Godfather of Go-Go, Chuck Brown. [via Vice]