According to local news sources, Breaux was a passenger of a car that veered off Westlake Boulevard in Thousand Oaks, California in the early hours of Sunday morning.
There are no women headlining at this year's festival, but there are reunions a plenty.
The rapper ended his set as fans chanted "We want Frank," referring to Frank Ocean.
Frank Ocean debuted his new queer club night PrEP+ in Queens, but many critics accused Ocean of trying to rewrite history and taking funding from PrEP manufacturers for the invite-only event.
The singer-songwriter has a thing for Rick and Morty's beloved spicy sauce.
The new project features James Blake and Radiohead's Jonny Greenwood.
'Boys Don't Cry' is due out on Friday.