Survivor 50 is full of firsts. The latest first: Jeff Probst rapping. The host revealed the fan voting results for tribe swaps in Season 50 through a rap in Episode 3, which aired on March 11. While the players were having fun with it onscreen, not every viewer was as entertained. Probst explained the decision after the episode. Here’s how the song went: “This season’s in the hands of the fans. They’re calling the shots. It’s out of our hands. They picked the buffs you’re wearing today and the rice and supplies, but they said, ‘No way.’ And now it’s time to drop another fan vote. The dangerous kind,…