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....

"Summer Rain" by Kristen Castro comes out at just the right time, like when the storm clouds part and the sun shines through, bathing everything in a soft yellow light. The Nashville-based singer-songwriter has really moved me with this song. It is both highly personal and easily understandable to everyone, like finding an old diary entry that applies to your present situation in some way. Five...