Blake Lively's 'It Ends With Us' Surpasses Expectations with $50M Box Office Debut

The film adaptation of Colleen Hoover's novel thrives despite promotional controversies and notable changes from the book.

Blake Lively's involvement in promotion and production was pivotal to the film's success.
The movie opened to $50M, far exceeding initial projections of $15M.
Key differences between the book and movie include character ages and plot details.
Director Justin Baldoni and Lively reportedly had disagreements during postproduction.
Lively faced criticism for focusing on aesthetics over the film's serious themes in her promotional strategy.