50 Cent enlisted comedy legend Joan Rivers to make a cameo in his commercial for his Street King energy drink. Decked out in chinchilla, the feisty icon tries her best to seduce the beefed-up MC in the ad, which will also feature Fiddy’s label signee and MTV star, Pauly D. In between takes at a NYC-area Planet Fitness where they were shooting the commercial, Rivers chatted with MTV News and we just had to know: Is 50 Cent funny? Read More...

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