A list of 19 sleeper hit rock songs has been compiled, highlighting lesser-known tracks that have gained popularity. The list appears to span multiple decades and genres, with some outlets discussing specific songs and artists, such as Billy Joel and Alex Turner, while others mention the presence of sleeper hits in various soundtracks and charts. The exact nature and scope of the list, however, is unclear, with some outlets referencing different topics, including one-hit wonders and annual streaming charts.