With "A Piece of Me," Western Australia’s Bailey Perrie offers up a pop rock grenade with the pin already pulled, cleverly disguised as a twisted love song. It thunders forward with a cinematic, arena-ready confidence that makes its raw, emotionally brutalist core all the more disarming. The effect is something like finding a tear-stained diary page taped to the side of a massive firework...

Okay, so Jari Salmikivi. From Sweden, they make music. Right, got it. This particular serving, "Believe (Remix)", lands in the dance/pop arena, which, if you’re keeping score at home, means it’s basically designed to get you moving and possibly singing along into your hairbrush. But wait, there's more. It aims to dose you with pure, unadulterated positive energy, all served up with lyrics that...