50 Cent was arrested Saturday night while performing in front of 40,000 fans. St Kitts is a island in the Caribbean. St Kitts has a law that you can not say the word “Mother Fucker”. Well 50 Cents DJ did not have a clean version to his song and instead of not saying it we were told 50 Cent screamed the illegal word into the Microphone! Cops showed up after the performance and took 50 to the station, where he was booked for using profanity in public. It’s a minor offense no felony or anything serious! 50 Cents team says he will be held in the country until Monday because…