Watch Happier Than Ever: A Love Letter to Los Angeles (2021) HD Full Movie Free on SolarMovie. Watch Happier Than Ever: A Love Letter to Los Angeles (2021) online free. Grammy Award-winning and chart-topping artist Billie Eilish will make her Disney+ debut with "Happie...Grammy Award-winning and chart-topping artist Billie Eilish will make her Disney+ debut with "Happier than Ever: A Love Letter to Los Angeles," a cinematic concert experience.