It pulled in $38.8 million to top the weekend box office, less than the first two films in the franchise, but it pushed the global take for the trilogy to $1 billion.
And fans turned out for Fifty Shades Freed to see how the passionate love story between kinky billionaire Christian Grey, played by Jamie Dornan, and Dakota Johnson's naive Anastasia Steele played out.
But the final chapter of the steamy Fifty Shades series - promoted by Universal with the not-so-subtle line, Don't Miss the Climax - dominated.
New titles led the way at multiplexes this weekend. While the figure trails the $46.6 million attained by "Fifty Shades Darker", it is still enough for a comfortable #1 bow on this week's chart.
"Peter Rabbit", an animated-live action hybrid that cost Sony Pictures about $50 million to make, after accounting for government production incentives, took in $25 million in the United States and Canada, according to comScore, which compiles box office data. But a newly rejuvenated Sony picked a savvy release date - there are few family films in the market - and backed the film with a marketing campaign that made the 116-year-old Beatrix Potter character feel contemporary and even a smidgen cool, at least to the primary-school set.
James Corden is voicing Peter Rabbit in a contemporary comedy highlighted by his feud with Mr. Thomas McGregor (Domhnall Gleeson) as they rival for the affections of the warm-hearted animal lover who lives next door, played by Rose Byrne.
Eastwood's 15:17 to Paris is based on the book The 15:17 to Paris: The True Story of a Terrorist, a Train, and Three American Heroes by Jeffrey E. Stern, Spencer Stone, Anthony Sadler, and Alek Skarlatos, about the 2015 Thalys train attack.
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