As Israel Adesanya made the walk to the Octagon at the Kaseya Center in Miami, Florida, on Saturday for his rematch with Alex Pereira in the main event of UFC 287, he shook his head to the lyrics of a song called "Headstrong" by Trapt.
Adesanya seemed lost in his thoughts as he strode to the cage to meet his fate, listening to the words sung by Chris Taylor Brown.
Back off, I'll take you on
Headstrong to take on anyone
Nearly every one of the 19,032 who filled the arena and collectively paid $11.