Why do people write?... and other trends of the week
Why do people write, where is there a "national shutdown" and what is #Trudeaumania?
Those stories and more in BBC Trending's roundup of the week. And you can also listen to our World Service radio programme here.
Produced by Jonathan Griffin.
Picture credits: Chaker Khazaal - Twitter, Rebecca Lynn - Twitter, Tariq Abdulmoula, Fernando Rodriguez - Twitter, Khaya Dlanga Twitter, SA Black Students - Twitter, Tasneem Essop - Twitter, Nontobeko Sibisi Twitter, Brad Horvath - Twitter, Chey - Twitter, Elise Cooper - Twitter.
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