The Orange County Register reports Ron Artest is switching from No. 37 to No. 15 for the upcoming season. He wore 37 as a tribute to Michael Jackson since the "Thriller" album stayed at the top of the charts for 37 weeks. Artest wore 15 at St. John's and when he first came into the NBA. Artest has also worn Nos. 23, 91, 93 and 96.