50 Cent just released his free album 5 (Murder By Numbers), but he sounds ready to get the ball rolling for his next studio album. During an interview with Digital Spy, Fif talked about the first single from Street King Immortal that will feature Dr. Dre and Alicia Keys. The big name collaboration is expected to drop today. Watch the video above that has 50 Cent explaining the difference in sound between his free mixtape releases and the oft-delayed LP. Below is a clip where he discussed his desire to work with Frank Ocean and Rihanna.