The exterior is that of the Staples Center but the interior of the Knights' home arena is that of the Great Western Forum, the former home of the Los Angeles Lakers.
The footage of the game shown when Calvin and his friends tie up Mr. Bittleman is actually from the 2000 NBA Slam Dunk Contest which Vince Carter won.
Prior to release, power companies issued press releases to remind people of the danger of high-voltage power lines. In the movie Calvin retrieves a pair of "energized" basketball boots from such a line.