Jason Mills (born May 24, 1992), better known by his stage name IDK (Ignorantly Delivering Knowledge), is an American rapper from Prince George's County, Maryland. In August 2015, IDK released his mixtape titled SubTrap. The name stands for Suburban Trap or "Trap music with substance."The album features the singles "The Plug," "God Said Trap (King Trappy III)" and "Cookie Addiction" featuring BJ The Chicago Kid. It features production from Skhye Hutch, was mixed by Lo Mein, Tim Webberson, Matt Weiss, and Delbert Bowers.