Fetty Wap took to Instagram early Friday to announce the loss of a man he referred to as his "twin."  The rapper posted a mournful caption and claimed to have "failed" his lost loved one.

"I love you lil bro my twin," Fetty Wap wrote. "R.I.P...I failed you bro I'm sorry...I keep calling ya phone and you won't pick tf up and that s*** never ring 3 times now it's straight to vm I love you lil bro I really thought I could get you out before I ever had to make a post like this lil bro like wtf."

There's currently no information on if the two men are blood-related or what the circumstances are surrounding the death. Stay tuned as more details emerge.