New research has found that parents have taken on 21 different roles a day during lockdown – including TikToker, grammar expert and hairdresser. Covid-era parents have officially mastered the art of multi-tasking, andare adding over 27 hours every week to their workloads as they master a whopping 21 roles a day, such as hairdressing (58%), appearing as TikTok extras (15%) and becoming…