In anticipation of HBO's "Hard Knocks" with the Buffalo Bills, here's a look at the most memorable moments from the sports reality documentary series.

The Bills are this year's subject of the training camp edition of HBO's "Hard Knocks," the network's long-running documentary series that profiles the behind-the-scenes goings on of an NFL team.

Dive into the world of the Buffalo Bills with HBO's 'Hard Knocks.' Uncover iconic players and a new side of the team in the series premiere.