Movies
The film, which stars Diane Keaton as a 50-something who falls for both a younger man (Keanu Reeves) and an older man (Jack Nicholson), raked in $16.0m (£9.2m) on Friday and Saturday.
Tom Cruise's The Last Samurai dropped to two with ticket sales of $14.1m (£8.1m), beating Matt Damon's new comedy Stuck On You, which opened at three.
The only other new entry to the top ten was Love Don't Cost a Thing at four with $6.3m (£3.6m).
Click here to see this week's chart in full.
More: Movies
Movie Reviews
'Extremely Loud & Incredibly Close' reviewTom Hanks features in a long and winding journey through New York after 9/11
At the Movies
David Lynch: 10 reasons to worship himIt's time to celebrate director David Lynch as the BFI screens a season of his films.
Movies Interviews
Max von Sydow 'Extremely Loud' interviewActing legend Max von Sydow on Extremely Loud & Incredibly Close, The Exorcist and Flash Gordon.
Box Office Charts
'The Woman in Black' wins UK box officeThe Woman in Black beats The Muppets and Star Wars at the the UK box office.
