Doctor

Primarily known for his vocal contribution to "Rudeboy" -- a late-2013 hit single from U.K. drum'n'bass duo, Sigma -- the South London-based rapper and singer, Doctor, initially built his reputation by working with luminaries of the grime scene. His 2005 mixtape, Before Surgery, featured production from Soundbwoy on "Never Wanna Say," a track that would go on to provide additional exposure for Doctor when it was issued the following year as a single. Prestigious appearances at the Sidewinder club night -- an event that gave exposure to artists such as Wiley and Wretch 32 -- al...