Motorcycle acrobatics that blatantly disregard human life, or the limits of balance.
"And I was all: 'Superman that moto!'"
"Ha ha ha, oh, like the song! Great one."
Don't try this at home. Or a street near home. Or a street anywhere...that being said, this guy's core strength? Very good core strength.
Spoiler: the twerking is pretty uninspired.