Barcelona defeated the Lakers by a final of 92-88 in an exhibition game on Thursday.
Barcelona won the 2010 Euroleague, while the Lakers won the title in the NBA.
Kobe Bryant played 25 minutes, compared to six on Monday in a loss to the Minnesota Timberwolves, as he recovers from knee surgery.
Juan Carlos Navarro scored 25 points, while Pete Mickael had 24.