VIDEO: 50 Cent Mocks Floyd Mayweather Beef With Nelly & Ex-Girlfriend

50 Cent (@50cent) hasn’t lost his touch, well, as far as humor goes anyway. Check out this quick clip of Curtis making light of Money Mayweather’s public spat with his former girlfriend Shantel Jackson that blew up on social media. Fiddy doesn’t seem to mean any harm by the videos as he notes “Floyd is…