Yes, we're serious.
Rather than adding to the PR-fuelled minefield of news that 1 April has become, we at ShortList.com decided to brighten your day with a little history test of fact and fiction.
Our fool-hardy quiz will test your knowledge of genuine historical events that occurred on 1 April and details of some of the most popular jokes that took the media for a ride.
Be sure to share your scores when you're done - and no cheating. You can't fool us.