The notable artists on your television this week include: Lauv & Troye Sivan (Kimmel; 2/6), Beirut (Colbert; 2/7), Broods (Corden; 2/7), Boygenius (Carson Daly; 2/4), Phoebe Bridgers (Carson Daly; 2/5), Lucy Dacus (Carson Daly; 2/6), and Julien Baker (Carson Daly; 2/7).