"Let Your Backbone Slide" is the debut single of Maestro Fresh-Wes, released in 1989, from his debut album Symphony in Effect. In Canada, over 50,000 copies of the single were sold, making Maestro the first Canadian rapper to have a gold single. It also reached #1 on The Record Singles Chart, in April 1990. In the United States, 25,000 copies were sold in its first few weeks of release. As of early 2008, it remained the best-selling Canadian hip hop single of all time.