TikTok: five of the UK’s favourite videos

Unlikely stars, unexpected stories and, of course, a silly video of a pet

• The rise of TikTok: why Facebook is worried about the social app

Former postman Nathan Evans' rendition of Wellerman, a 19th-century folk song about the whaling trade, went viral during the Covid lockdown in the first half of last year and single-handedly revived the sea shanty. The 27-year-old Scotsman, who now has more than 1.5 million followers on TikTok, went on to be picked up by Polydor and had a No 1 in the UK singles chart.