nick looked up and gave him an acknowledging nod of the head before dancing trance like to the highs and lows of the song , his fellow clubbing fraternity decked out with matching water bottles , chewing gum and lollipops , happily chomping away at thin air , their brains unable to fully comprehend and process the sights , sounds and smells that were enveloping and over-whelming it , the rush of endorphins was becoming a tidal wave as the music and the atmosphere climbed higher and higher .