Nahum Grymes, (born November 29, 1984) better known by his stage name J. Holiday, is an American R&B singer.
His debut album, "Back of My Lac,'" was released in 2007 and reached #5 on the Billboard 200 Albums chart and #1 on the R&B/Hip Hop Albums chart. It featured the single, “Bed” which peaked at #5 on the Billboard Hot 100 Singles chart and #1 on the Hot R&B/Hip Hop Songs chart. The album was certified gold and nominated for Best Contemporary R&B Album at the 51st Grammy Awards.
“Round 2,” his second album, was released in 2009 and debuted at #4 on the Billboard 200 while reaching #2 on the R&B/Hip Hop Albums chart. The first single was “It's Yours,” which peaked at #25 on the Hot R&B/Hip Hop Songs chart.