1 / 4   The American pilot, Kirby Chambliss, 58, showed some of the aerobatic skills for hot air balloons in a novel and eye-catching display to mark National Hot Air Balloon Day in Phoenix, Arizona, which had made him become one of the world’s leading pilots by swerving in, out and above the balloons. /VCG Photo

2 / 4   Since Indianapolis Motor Speedway held its first event after 99 years, a hot air balloon race, the Red Bull Air Race pilot champion commemorated the anniversary in some style. /VCG Photo

3 / 4   Kirby said: Weaving back and forth between the balloons is a bit different than doing that around our pylons because the balloons are a bit wider, and you can’t hit the balloons!” /VCG Photo

4 / 4   Kirby Chambliss is a two-time world champion in the series having been crowned in both 2004 and 2006. He also boasts 10 race victories. He will compete on American soil, where he is a two-time race winner, at the Indianapolis Motor Speedway on October 6-7 for its round of the Red Bull Air Race World Championship. / VCG Photo