该电影由罗伯特·罗德里格兹、帕特里克·奥斯本执导，碧丽·艾莉许、菲尼亚斯·奥康奈尔、The Los Angeles Children’s Chorus、The Los Angeles Philharmonic、Gustavo Dudamel、Romero Lubambo等主演，于2021年上映。在64分钟的叙事中，《从未如此快乐：写给洛杉矶的情书》（又名：Happier Than Ever: A Love Letter to LA）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.