"I Improvised .... I'm the Miles Davis of Mexican restaurant waiting staff!" - This line comes from the BBC television show Peep Show, season (series) 6, episode 4 which aired in the Fall of 2009. This scence features Mark Corrigan (played by David Mitchell) starting a new job as a waitor at a mexican restraunt. As new customers enter the restrauent Mark deviates from his scripted greeting leading him to think the quote above.
Peep Show on Amazon: http://amzn.to/2aRLYtY