EVERY comedian worth their salt knows that the secret of comedy is timing.
And in our digital age, there's enough cameras around to snap a photo at just the right moment to capture a truly hilarious image.
27
From the right angle this dog's ear appears to have another dog's face on it Credit: SNAP Viral Sometimes, it's a matter of being in the right place at the right time.
But it can also be a question of having the kind of mind that notices strange coincidences and patterns in the world around you.
And all over the globe, people delight social media users by sharing their perfectly-timed shots online.
Here's a gallery of some of the best weird and wonderful flukes.
Sacré bleu! 27
This Eiffel Tower lookalike proved extremely popular on the web Credit: SNAP Viral Perfect impressionist 27
This fella and this abstract canvas - can you spot the similarity? Credit: SNAP Viral Deer oh dear 27
Crossing the road right next to the sign is probably a safe bet Credit: SNAP Viral In the cross hairs 27
Perfect sighting of two blokes who miss what the other has Credit: SNAP Viral An incredible feat 27
Looks like these party-goers didn't ask each other what they were planning on wearing Credit: SNAP Viral Lego likeness 27
Not everyone has a perfect plastic lookalike Credit: SNAP Viral Trucking hell 27
A choice between a rock and a hard place for this motorist Credit: SNAP Viral Locker-gain 27
It's a plastic bag with a cat on it, but you'd probably still get a fright Credit: SNAP Viral Shadow arrow 27
Perfectly placed letter boxes make this trick of the light Credit: SNAP Viral Lesson in camouflage 27
This professor's lost his head Credit: SNAP Viral Cowboy bay 27
Leaking water makes this parking space appear to have ghostly guardian Credit: SNAP Viral Stop parroting me 27
The bird doesn't look too pleased to see its colour scheme being shared Credit: SNAP Viral Shocking poser 27
What an electrifying moment this snapper caught Credit: SNAP Viral Are you lonesome tea-night 27
British tea-rs in iconic American eyes Credit: SNAP Viral Timeless image 27
It's probably unsettling to spot yourself in a museum exhibit Credit: SNAP Viral Don't eat the stone 27
An avacado-looking stone, which even has a stone inside it Credit: SNAP Viral Ken you believe it? 27
The doll looks familiar to this guy Credit: SNAP Viral I-Ron-ic 27
They say you should never meet your heroes, but this is just ridiculous Credit: SNAP Viral You're my rock 27
An absolutely stone-cold likeness Credit: SNAP Viral Cone-incidence 27
Ice cream to match your outfit Credit: SNAP Viral Couple of dead ring-ers 27
How would you handle this coincidence? Credit: SNAP Viral Chilling image 27
This ghost in the machine makes your blood run cold Credit: SNAP Viral Are you not enter-drained? 27
Like a scene from Atlantis, this fish tank filter looks a lot like a sunken Colosseum Credit: SNAP Viral
Kim Jong-un impersonator wows World Cup fans in Moscow with his likeness to North Korean leader X-ray vision 27
A bull's skull reflected in its hide Credit: SNAP Viral Double trouble 27
It's hard enough finding a seat - this bloke's taken up two! Credit: SNAP Viral Canine coincidence 27
Pack animals like to stick with the familiar Credit: SNAP Viral We pay for your stories! Do you have a story for The Sun Online news team? Email us at [email protected] or call 0207 782 4368. You can WhatsApp us on 07810 791 502. We pay for videos too. Click here to upload yours.