 On November 12, 2008, Hot Jamz was eliminated from the Sirius lineup and replaced by XM's Channel devoted to Rhythmic Contemporary music, The Heat as part of the restructuring by Sirius XM Radio.The Heat also flipped from rhythmic top 40 to urban contemporary by that time, but later reverted to rhythmic when Pop2K converted to an online-only channel for the Sirius service on January 15, 2009.The station's playlist was part of the weekly research for the "Billboard" Hot R&B/Hip-Hop Airplay chart.