A sequel to Never Say Never was released on December 25, 2013 entitled Justin Bieber's Believe.
lunacy (countable and uncountable, plural lunacies) ( 1 of a person or group of people) The state of being mad, insanity a cyclical mental disease, apparently linked to the lunar phases. 2  Something deeply misguided.
Lunacy is acting silly or stupid. Some people use the noun lunacy when they talk about actual mental instability, although this is considered old fashioned and outdated. It's much more common to describe the lunacy of someone who does something ridiculous or foolish.