As a single, I would've preferred a Mendes solo instead of "Monster." I understand getting publicity by associating with another star, but this song makes me wonder how the rest of the album will sound. Will it compare to the excitement of "Wonder," or fall through?

Four years after Purpose, Justin Bieber returns to music with new song "Yummy." Bieber never lets the listener forget the song's name, with the chorus being annoyingly repetitive. The rest of the song...