Meaning of You Kill My Cool by The Subways (the story behind)

"You Kill My Cool" by The Subways is a song that explores the feelings of betrayal and loss in a relationship. The lyrics express the frustration and disappointment that arise when someone you once trusted turns their back on you. The title itself suggests that the actions of the other person have caused a change in the protagonist's demeanor, moving them from a state of coolness to one of anger or hurt. The song captures the raw emotions and vulnerability that can come from experiencing this type of betrayal, making it relatable to anyone who has faced similar situations in their own lives.