Released in 2008 as the lead single from Ne-Yo's debut album Year Of The Gentleman, "Single" established him as a defining voice of the R&B genre during that era. The track blends smooth vocal delivery with a polished production style characteristic of early-2000s contemporary R&B, showcasing his ability to craft romantic ballads that resonated widely with audiences. As a key component of his initial discography, the recording helped solidify his reputation as a versatile artist capable of navigating both soulful introspection and upbeat pop sensibilities. Its enduring appeal lies in its clean, radio-friendly arrangement and Ne-Yo's emotive performance, which remains a staple in discussions of his early career and the sound of the late 2000s.