Compiling the Trending on YouTube feature is undoubtedly one of my weekly highlights. After all, with millions of clips being uploaded each week, you're bound to find some gems.
This week, we take a look at Improv Everywhere, Walmart tourists, a clever bulldog and much more.
This impressive nail art animation was commissioned for a Kia Picanto TV spot – and it's worth a watch. (1.6 million views)
Comedian Mark Malkoff tests the boundaries of his local Apple Store. (233 000 views)
This cool cup stacking trick was uploaded last year, but has finally gained some attention. (220 000 views)
This dramatic short won the 2010 Philips "Tell It Your Way" competition, with entrants being limited to six lines of dialogue. (228 000 views)
Two Brits on vacation in Los Angeles decide to visit Walmart, making for a great video. (523 000 views)
Page two: Gus the bulldog and more!