The sprawling CMJ Music Marathon and Film Festival hits New York City this week. One of the biggest music conferences in the world, CMJ takes place across dozens of venues, features around 1200 bands and represents just about every genre of music. Once known for its college radio-friendly ethos, the festival has expanded in recent years to include a healthy dose of hip-hop. From Wu-Tang brethren GZA and Ghostface to a Duck Down Records showdown and sets from hot artists like Freddie Gibbs, there's something for every rap fan. Here are The BoomBox's official picks for the festival. Click the showcase or artist name on each listing for more information.

Tuesday, October 19

Duck Down Vs. Blacksmith Showcase - Le Poisson Rouge

It's hard to go wrong with this showcase that pits Duck Down's formidable lyricists against Talib Kweli's Blacksmith label. Be ready for sets from Jean Grae, Pete Rock, Strong Arm Steady, Boot Camp Clik, Pharoach Monch, Skyzoo and many more.

Homebase X Put Me On It Showcase - Southpaw

This one is for the true underground fanatics. The lineup includes Homeboy Sandman, Blu, The Kickdrums, Kooley High, Tiron and many more.

BK Live Showcase
- Public Assembly

Head to Brooklyn and see up-and-comer Kid Daytona with Sir Michael Rocks, Curtains and Skotch Davis.

Thursday, October 21

GZA - Le Poisson Rouge

The Wu's deadliest lyricist will perform alongside DJ Premier, Tabi Bonney, Trademark Da Skydiver and many more during a large showcase.

Audible Treats Showcase - Sullivan Hall

The digital marketing agency books a robust roster that includes Black Sheep, Nottz, Diamond District, Big Pooh + Hall of Justus, Chip Fu, Rah Digga, Von Pea, Moe Green, DaVinci and The Left.

Friday, October 22

Ghostface Killah - B.B. Kings

The great Ghostface has a new album, 'Apollo Kids,' on the way soon, but that doesn't mean he won't rock the stage on a Friday night in his hometown.

Freddie Gibbs - Glasslands

The Gary, Indiana wordsmith pays tribute to greats like Outkast and UGK at Glasslands during the showcase for the music blog Yours Truly.

Saturday, October 23

illRoots Showcase - Santos Party House

This jam-packed showcase, which is hosted by Angela Yee and Alexandra Estevez, features Dom Kennedy, Cam'ron producer AraabMuzik, Mickey Factz, Curtains and many more.