You know that exact second when everyone is staring at you, waiting for you to blow out the candles, and all you want to do is disappear? Ava Valianti has captured that highly specific, deeply uncomfortable feeling and turned it into an absolute indie pop gem. Her latest single, "Birthday Cake," drops you right into the middle of a party you never wanted to attend....

Love Ghost from Los Angeles and Wiplash from Mexico make the best song about heartbreaks in the digital age. They meet in the neon-lit streets of modern music. "Left on Read," their fiery song, is a pop-punk blast that makes the fear of unread letters audible. This song stands out because of its strong notes and steady drum beats. They make me think of the...