Just a tidbit of an angry Randy. His first famous roles were the villainous ones. Randy usually played a role of an evil mastermind or a monster and that made him associate with something ominous, scary and gloomy
In real life it's really hard for him to lose his temper and he only startles the ones that nag him much. Essentially, Randy had a snarl or two at his manager but this attitude was fixed with a reprimand and a hit of a notepad