The 41-year-old singer opened up about his son with model wife Helen Lasichanh at a press conference earlier this week, reported Us magazine.
"He's changed my world. My son teaches me. It's crazy, he teaches me (about video games and the latest gizmos and gadgets)," he said.
The 'Happy' hitmaker, following in the footsteps of Jay Z and LeBron James, is the latest celebrity tapped to curate the soundtrack for NBA 2K15 official video game.
For the endeavour, the singer reached out to his child for pointers.