Talk about dedication!!!

The dude you're looking at hid in a soccer stadium for 14 HOURS before streaking BUCK NEKKID at a Manchester United soccer match in Spain!

He was taken into custody by police. And photos are circulating all over the world -- begging the question, WORTH IT?!

The nude dude is 37-year-old Olmo Garcia -- fittingly known as "The Naked Man of Granada" since he NEVER, EVER wears clothes.