The notable artists on your television this week include: Walk the Moon (Kimmel; 3/12), Maren Morris (Fallon; 3/11), Ellie Goulding (Colbert; 3/11), Robyn (Colbert; 3/12), Dan + Shay (Meyers; 3/11), Better Oblivion Community Center (Corden; 3/14), and Ben Platt (Ellen; 3/14).