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...

Listening to Cat Cork’s "Simple Song" is a funny thing; the title is a clever piece of misdirection, a plain brown wrapper on a package containing an entire life. This isn't some breezy, three-chord singalong for a lazy afternoon. It’s the sonic equivalent of discovering a shipwright’s meticulously drafted blueprint, detailing the construction of a human spirit from the first plank of childhood to...