Danny Brown's relationship with Delta Air Lines has been long, complicated, and substantially documented by Twitter. Today, things just took a serious turn and this is important news, so let's take a closer look.

In 2012, Delta almost caused Danny Brown to miss Bonnaroo:

Later that year, Delta left Danny Brown stranded in Amsterdam:

In 2014, it looks like Danny had some issues getting to a Cleveland show:

And in 2016, Danny expressed one of his biggest gripes with the airline:

Today, Danny Brown finally had enough and tweeted at Delta saying he's got a diss song in the stash and he's almost ready to drop it.

Delta responded with an apology, and Danny shared a sweet note of forgiveness, to which Delta responded:

Close call. We still want to hear that Delta diss song, though.