The song "Temperamental" by Mr. Big tells the story of a woman who is unpredictable, volatile, and has a split personality. She is described as "cool, cruel and calculated" with a "wicked mean streak" and a "timebomb ticking away." The lyrics suggest that she can switch from being innocent and sweet to manic and dangerous in a matter of seconds. The narrator warns others to be careful around her, as she is very temperamental and can easily turn on them. Despite her beauty and allure, she is portrayed as someone who is not to be crossed or underestimated. The chorus emphasizes the need to be cautious and watch what you say around her, as she is quick to anger and can easily turn on you. The song conveys a sense of danger and instability surrounding this woman, and the narrator seems to be cautioning others to handle her with care. Overall, "Temperamental" paints a vivid picture of a complex and potentially dangerous individual, and serves as a warning to tread lightly around those who may have a fiery temper.