What makes Nine in the Afternoon by Panic! at the Disco notable?

The song peaked at number 9 on the Billboard Hot 100, affirming Panic! at the Disco's commercial success while also signifying a departure from their earlier sound. The track received critical acclaim for its ambitious orchestration and has since influenced the baroque pop revival in rock music. Released on January 29, 2008, 'Nine in the Afternoon' marked Panic! at the Disco's first single from their second album, 'Pretty. Odd.' This period followed their successful debut, 'A Fever You Can't Sweat Out,' showcasing a significant artistic shift towards a more mature sound infused with retro elements and lyrical depth.