Critics have described the track as having "mammoth songwriting," noting that it keeps the project's output relevant and cohesive compared to previous studio material. It is often cited as a prime example of the "power-pop formula" executed with professional studio precision. Writers Archives | Domino Publishing
: The song features an insistent rock rhythm and a big, "catchy as hell" melody.
The track is characterized by high production values that lean into a polished, modern sound. While the artist has previously experimented with various electronic styles, "Last Goodbye" is noted for its:
: The collaboration showcases "breathtaking" vocals, likely a result of the combined efforts of Jared R. Fortune and Callum Chambers.