Brands showcased a lot of heartfelt Mother's Day campaigns for May, but only two videos -- from Cardstore and Procter & Gamble -- landed spots on the list of the month's most-shared ads.
The roundup, with data compiled by Unruly, features Shakira shaking her hips, professional soccer stars fighting off aliens and a video encouraging Danish people to have more sex.
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Watch YouTube's top 10 most-shared ads of May in the gallery above. Enjoy!