When you realise almost every anime made by madhouse has god tier animation, god tier eng dub and god tier openings. Madhouse also made : hxh, monster, black lagoon, opm, frieren and more.
I have to say this. Zac Efron was not confident in his vocal abilities and as such, was ghosted in the first High School Musical. Here he is now, his vocals. Singing with Hugh Jackman as part of one of the best male Musical duets of the modern era. Confidence is key folks.