"Spangle" by Jimmy Eat World is a song about a person discovering that their partner has been unfaithful and is ending the relationship. The lyrics express the narrator's feelings of betrayal, confusion, and heartbreak. The song begins with the narrator expressing their relief that the partner has finally taken the time to call, after waiting all day. They want to know what's happening but acknowledge that they both agree on something, possibly referring to the inevitable end of the relationship. As the song progresses, the narrator reveals that the partner has met someone else, possibly a neighbor, which leads to the narrator's heartbreak. They question why the partner is treating them this way, suggesting that they have been mistreated and deceived. The chorus emphasizes the narrator's refusal to share their partner with anyone else and their realization of the partner's intentions to leave. The line "Surprise, I've got eyes, now goodbye" indicates that the narrator has discovered their partner's infidelity and is ready to say goodbye. In the later verses, the narrator questions how long the partner had planned this betrayal and realizes that it reveals their lack of care and compassion. They understand now that they were foolish to trust the partner and do not believe the partner will ever know how cruel they have been. Overall, "Spangle" tells the story of a person coming to terms with their partner's infidelity and deciding to end the relationship due to the betrayal and heartbreak they have experienced.