"I Wanna Know" propelled Joe to international stardom, marking his highest-ever peak on the mainstream charts.
: The song was so ubiquitous that it ranked as the fourth best-selling song of the year 2000.
: Producer Tony Nicholas revealed in an interview with YouKnowIGotSoul that he originally began working with Joe as a favor to a manager, helping the artist turn in music after he had fallen behind on his recordings. Chart Dominance and Legacy