Cross Country Skiving -- Highly popular sport on Merseyside involving dodging work for the day and traveling latitudinally. Complicated scoring system based on most bins dipped and pints ingested using National Assistance money while moaning about the unfairness of it all in an annoying accent...
NASCA racing -- Hillbilly types from the Deep South in Chevy Camaros covered in "We Hate Palace" stickers race in monotonous circles in the Peruvian Atacama Desert. This sport is famous for demonstrating the true purpose of the alien-inspired "lines" etched into the landscape millennia ago...
Garathon -- Long-running thread containing "best of" Uncle Spielberg posts. Approximately 26.4 pages of classics, featuring the Desert Orchid (RIP) drama. Not to be attempted unless you have at least 2 hours and 5 minutes to spare.
Coxless Tours: Waterborne fun and frippery whereby the Leyton Orient team spends the preseason afloat, rowing from footy venue to footy venue in timed heats -- Sans their diminutive former Albion midfielder. Sometimes, in the bright evening sunshine, they also have to Wincealot.
HadMinton -- Mornington Crescent type sport involving fans of former Brighton players: variations include HadStorer; HadGrummitt, HadPoskett, etc. I believe the Binney Gambit and Ruggiero Convention are especially popular moves.
Hymnastics -- Strenuous competition in which ministers of different denominations compete in musical contortions. Parallel bar segment tests ability to read church music; high beam segment involves reciting Jerusalem backwards while balancing precariously; rings exercise tests vocal dexterity...