Meaning of "Thank You & Goodnight" by Tonight Alive

The lyrics of "Thank You & Goodnight" by Tonight Alive explore the frustration of being stuck in a relationship or situation with someone who is self-centered and manipulative. The narrator acknowledges that the other person's ego is affecting the dynamic of their interaction and recognizes the toxic behavior. Despite feeling lost and uncomfortable, the narrator decides to take control of the situation and asserts their boundaries by expressing that the other person is not their type. The repetition of the phrase "thank you and goodnight" symbolizes the closure and detachment needed to move on from a toxic relationship or situation with grace and politeness.