50 Cent's reading challenge to Floyd Mayweather has took a turn for the #worst.The rapper put the boxing champ on blast (Aug. 21), issuing an "ALS/ESL challenge" on Instagram in exchange for a $750,000 charity donation. While it seemed like all fun and games and LOLs yesterday, Power 105.1's The Breakfast Club has added more injury to insult by releasing audio of Mayweather struggling to read a radio drop. Spoiler alert: it's extremely painful to listen to. Did Charlamagne Tha God go too far? Tune in below.