Musician Brian "Brizz" Gillis, who was best known as the co-founder of '90s boy band LFO, died Wednesday according to a report in Variety. He was 47.

Fellow LFO founding member Brad Fischetti was the first to publicly share the news. In a lengthy emotional post on his Instagram on Thursday, Fischetti confirmed Gillis' death, but did not share details of his passing.