"Well, you know, I played Mufasa in the workshop of The Lion King"

This quote from Keith David is referring to his experience in the workshop of the musical adaptation of The Lion King. The workshop is a time period in which the cast and crew of a production come together to practice and refine the show prior to it is presented to the public. By saying he played Mufasa in the workshop, Keith David is indicating that he became part of the cast of the musical and was cast in the role of Mufasa. This quote is a testament to the hard work and devotion that Keith David took into the production of The Lion King. It also speaks with the impact that the musical has actually had on Keith David's profession, as he had the ability to participate in such a beloved and iconic production.