Since its introduction in 2003, the McDonald’s “I’m Lovin’ It” jingle has become one of the most recognizable melodies in the world. This is the story of how a catchy five-note jingle conquered the planet, from its humble beginnings at a German ad agency, to being sung by globally famous pop stars. Featuring interviews with "I'm Lovin' It" composers Tom Batoy and Franco Tortora of Mona Davis Beat. Follow the show on Twitter, Facebook, & Reddit. Subscribe to our Youtube channel here. Become a monthly contributor at 20k.org/donate. If you know what this week's mystery sound is, tell us at mystery.20k.org. Get a 4-week trial, free postage, and a digital scale at Stamps.com. Just click the microphone at the top right corner and type the promo code 20k. Hiring? Sign up at Indeed.com/Hertz and get a $75 credit to sponsor your first job post for better visibility, more applications and quicker hiring times. Episode transcript, music, and credits can be found here: https://www.20k.org/episodes/imlovinit Learn more about your ad choices. Visit megaphone.fm/adchoices