Hernst Bellevue Jr. (born March 12, 1974; better known by his stage name Krunk-a-Delic) is an American songwriter, hip hop, R&B, pop music and record producer.

Krunk-a-Delic has written and produced gold and platinum records such as Jamie Foxx's "I Don't Know,"[1] Ludacris feat.

He is a key collaborator on the production of Sean Paul's multi-platinum Billboard Hot 100 #1 hit "Temperature.

"[2] He is also a contributor to Nelly Furtado's Latin Grammy winning and platinum album "Mi Plan."

Krunk-a-Delic has written and produced records for Nelly Furtado, N-Dubz, Nina Sky, Lil' Flip, Lauren Spencer-Smith, Matisyahu, Shawnna, Jimmy Cozier, Alison Hinds, Jazmine Sullivan, I 20, Chris Webby, City Girls, Lunchmoney Lewis,[3] as well songs recorded by Nas, Mary J. Blige, Jennifer Hudson, Ciara, Rick Ross, and more.