SLK (short for So Low Key and Street Life Kings) were a British grime crew from Northwest London. Their first song "Hype! Hype!", produced by Sticky and featuring Lady Envy, reached No. 22 on the UK Singles Chart and No. 3 on the UK Dance Singles Chart. In 2014, "Complex" magazine included the video for "Hype! Hype!" in their list of "15 Channel U Videos We Will Never Forget".