Secrets of a celebrity hairstylist's success
31 May 2013 Last updated at 10:42 BST
Singapore celebrity hairstylist Addy Lee is used to mixing with the stars.
He runs one of the city's biggest chains of high-end hair salons, Monsoon, and has recently expanded into the Chinese city of Shanghai.
Speaking to the BBC, he explained that his drive to be the best has been key to his commercial success.