Shakira (just under 2bn views) and US chat-show host Jimmy Fallon (1.7bn) rub shoulders with Minecraft channels Stampy (2.2bn) and The Diamond Minecart (1.6bn) in the upper reaches of the chart, for example.
PewDiePie – aka Felix Arvid Ulf Kjellberg – was the second biggest YouTube channel that month with just under 250m views, although he remains well ahead of Shakira for subscribers, having added 2.2m new ones in February taking his total to 24.4m.
Only musician Taylor Swift prevented a kids' clean sweep of the top five with her channel's 355.5m views in March, although if her views tail off in the near future, sixth-placed channel The Diamond Minecart, with its child-friendly Minecraft videos, could swoop in: it had just under 298m views last month.
Meanwhile, bass-music brand UKF, which launched its UKF Dubstep and UKF Drum & Bass channels in 2009, now has more than 6.1m subscribers and just under 1.5bn views across the two channels, and has used YouTube as a platform to expand into compilations, merchandise and live events.
It's part Gangnam Style and part Crazy Frog, and three days after the video's release, it has reached just under 2.2m views on the YouTube channel of broadcaster TVNorge, with US blog Gawker having already declared it "the song of the summer".
FARC's first video, released in August 2013, reached just under 500 views.
This baby-faced 45-year-old has had the under-10 viewing market sewn up for more than a decade.
"Technology these days makes it pretty nigh on impossible to stop under-18s viewing and sharing this kind of material so as parents it's important to talk to them about what's wrong with it.
While age ratings on music videos has been offered as one safeguard, Justine Roberts, the founder of Mumsnet, said: "These days it's pretty nigh on impossible to stop under-18s viewing and sharing this kind of material, so as parents it's important to talk about what's wrong with it".
/b/ has a "no rules" policy, except for bans on certain illegal content, such as child pornography, invasions of other websites (posting floods of disruptive content), and under-18 viewing, all of which are inherited from site-wide rules.
