Floyd Mayweather Jr. and 50 Cent are going after it -- again -- on social media, and it seems like the pair's on-again, off-again feud has firmly been re-ignited for the world to see!!
Related: Terry Crews Owns 50 Cent!
Just a few hours ago, Floyd took to Instagram seemingly out of nowhere to post a LONG missive calling out 50 Cent for money troubles, and criticizing his music career and popularity all the while!
Ch-ch-check it out (below):
Curtis "Confidential Informant"...