Giant Hula Hoop

Giant Hula Hoop is an achievement in Halo: The Master Chief Collection. It is unlocked by beating the 25,000 point par score on Halo in Halo: Combat Evolved. The achievement is worth 10 gamerpoints. Though it can theoretically be unlocked on any difficulty, more points are awarded in campaign scoring when playing on higher difficulties.

Trivia
The achievement's name is a reference to a line in Sergeant Johnson's speech at the beginning of The Pillar of Autumn when played on Legendary.