'Ghostbusters' holds its own; 'Life of Pets' still No. 1

The first group comes from The Secret Life of Pets which continues to be a massive surprise hit for Universal, with the animated family comedy picking up $50.5 million in its second week, retaining the top spot in the U.S. and forcing Ghostbusters to have to settle for second place.

The animated comedy, about how pets behave when their owners are out, collected an estimated $50.6 million in USA and Canadian theaters, ComScore Inc. said Sunday in an e-mailed statement.

While he's said there will be a sequel, it's not clear whether director Paul Feig, or the leading ladies, Kristen Wiig, Melissa McCarthy, Kate McKinnon and Leslie Jones, would be on board for another movie. Ghostbusters opened with a modest $46 million opening. The film now has an estimated global tally of $253.9 million.

Sony's supernatural comedy has some work to do to make back its substantial $144 million budget, but it's off to a solid start.

"Ghostbusters" opened overseas last week and has taken in $19.1 million in foreign markets, bringing its worldwide box office to $65.1 million.

As for the big victor at the box office this weekend, The Secret Life of Pets retained the No. 1 spot with $50.6 million in its second weekend.

The Legend of Tarzan is still hanging in there and took in $11.12M for a new domestic total of $103M.

"The Infiltrator" features Bryan Cranston in a crime drama involving Pablo Escobar. "Finding Dory", $11 million 5. "Mike and Dave Need Wedding Dates", $7.5 million 6.

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Secret Life of Pets beats Ghostbusters at the box office