Filmed over two years, the 65-minute film will "lift the lid on the unsung heroes" at the first Grand Slam of the year.

The documentary says that of 3,000-plus applications, only 420 are chosen as Australian Open ball kids in any given year. And that’s for the right to cope with the stress of performing ...

Indeed. The documentary says that of 3,000-plus applications, only 420 are chosen as Australian Open ball kids in any given year. And that's for the right to cope with the stress of performing ...

(AP Photo/Louise Delmotte, File) Indeed. The documentary says that of 3,000-plus applications, only 420 are chosen as Australian Open ball kids in any given year. And that’s for the right to ...