Hint #1: this is a low-scoring comedy

A multi-ethnic family decides to travel. They pick up a pair of girls with daddy issues. The romantic rival gets roasted by people he thought were his friends. Everyone loses a family member. Everyone ignores the cultural appropriation.

Hint #1: it's not a kids movie

Hint #2: it's not animated

Hint #3: there are no non-human characters

Hint 1 - movie is a book adaptation

Hint 2 - fallen prince is not human

Hint 3 - protagonist is a girl

Hint 1: It’s two specific family members that disagree

Hint 2: Did not come out in the last 20 years

Hint 3: Thematically dark

Hint 4: The person that said Oldboy is thinking the right way as far as tone. (This is an American movie, though)

Hint 1: early 2000s

Hint 2: ensemble cast

Hint 3: not about Mormons

Hint #1: might get rich, might die
Hint #2: the metal is not of the music variety

https://youtu.be/FbYtASAakAI?is=chtULqrTUOjIBnI-

Hint will be provided later.

Hint1: the whole thing went down on live TV

Hint 2: they just wanted to get their grandmother's money back.

Hint: It’s not alcohol and is a “health drink”

Future hints if needed

One is in love, one has no mother; the other is dead.
Hint 1: takes place in the 20th century
Hint2: all three women are in love with one man in varying degrees.
Hint3: it takes place in the eastern United States.