If you like this person's taste, follow him or her!
See it if you just like a light night - no expectation of having intense feelings of delight or awe.
Don't see it if you don't like Amelie's character - sheltered, insecure, doesn't know what she wants for herself which dragged on just before it ended.
See it if you want to be entertained Broadway-style, that is: 1) a lot of excellent set changes; 2) great costumes; and 3) superb singing and acting!
Don't see it if you want serious, thought-provoking musicals.
See it if You would like to have greater understanding of gender issues, particularly on violence against women
Don't see it if You do not appreciate intense (choreo)plays
See it if you want to see Josh Groban perform.
Don't see it if you don't want excessive movements all over the place.