The Loneliest Punk is Fatlip's debut solo album. The album was recorded on Delicious Vinyl records. The name is a play on "Thelonious Monk", the famous jazz pianist.Production of the album was handled by acclaimed hip hop producer J-Swift (who was responsible for The Pharcyde's debut album, Bizarre Ride II the Pharcyde) and producer Squeak E. Clean among others.