ONBC sound like a sweet mix of twang and shoegaze. Or sad lo-fi country. Or catchy indie pop. Perhaps even that pop song that sounds a bit like The Carpenters. They're also rather big fans of delay and beautiful harmonies.
The Mayflower Pussyfarm is a country/beat group. Being a super group with members from different more or less famous acts, The Mayflower Pussyfarm write instant classics about rivers, lovers and Jesus.