The Nod Factor

Named after the Beatnuts-produced classic by Mad Skillz (later Skillz, of Wrap Up fame), the Nod Factor serves as a celebration of the the late, great J Dilla, who would've turned 42 this year and celebrated the 20th anniversary of his breakout year. Dilla played on albums by De La Soul, Busta Rhymes, Keith Murray, A Tribe Called Quest and many others. Tonight, Know1, DJ Tek, DJ Pos2 and other special guests will pay tribute to the man. Doors are at 10 p.m. at Now That's Class, and admission is free. (Niesel)