April Fool’s Day 2021: police sausage dogs, 'self-jiggling’ tea bags and Gina Rinehart's new book

Guardian Australia picks the best and worst of the day's pranks and puns

Last year was bleak. So this April Fool's Day everyone from government agencies to brands and even Gina Rinehart jumped at the chance to generate some laughs in 2021.

Many organisations created their own promotional videos or press releases to test the credulity of the Australian public. Guardian Australia sorted through them all to bring you the best - and worst - of this year's jokes.