I wanted to learn how to create Lip-sync Animation, and I couldn't have done it without following this Youtube Tutorial:
https://www.youtube.com/watch?v=G7jH9ToDlF4&list=PLKRYS7a2SSE23aYoiqR8Ivwm3qyR6oZr9&index=28
and This is the channel:
https://www.youtube.com/@PurplePieStudios
It's really helpful, I recommend it to anyone who wants to learn animation.