In this task you will be given an answer to a question. You need to generate a question. The answer given should be a correct answer for the generated question.
Q: 'I'm Lovin' It' is a song recorded by American singer-songwriter Justin Timberlake. The song was produced by The Neptunes and is credited as being written by Pharrell Williams, Tom Batoy, Andreas Forberger and Franco Tortora.
A: 
who did the mcdonalds jingle i'm lovin it