When adjusted for inflation, the highest-grossing musical films are The Sound of Music, with an inflation-adjusted worldwide gross of $2,572,000,000; followed by Snow White and the Seven Dwarfs, with an inflation-adjusted worldwide gross of $1,977,000,000 (both as of 2019).
The following is a list of the biggest opening weekends for musical films worldwide.
All films in Saturday Night Fever, Beauty and the Beast, The Lion King, Rio and The Little Mermaid are on the list, along with Alvin and the Chipmunks franchises are the most represented franchises each have two films on the list.
Note that the following gross figures are nominal, not adjusted for inflation, and do not take into account increasing ticket prices.
Therefore, it is not an exhaustive list of all the highest-grossing musical films by ticket sales, so no rankings are given.