YOU might have 20/20 vision and a high IQ if you can spot the extra blueberry in seven seconds.
The pancake day is here and the latest optical illusion will have you drooling for answers.
To get into the spirit, has prepared a tricky pancake-themed brain teaser.
Not only do you need the sharpest of eyes and the strongest of minds, but you'll also need to remain composed throughout.
That's because you're more likely to make mistakes if you try and rush it, so make sure to check every square inch of the image.
But you still have to race against the clock as you're given seven seconds to complete the task.
more on optical illusions
And with so much pressure to deal with, you're going to have to be quick-witted if you're to stand any chance of succeeding.
Puzzles are a great way of training your brain and improving creative thinking.
It is also an important mental exercise that prolongs the lifespan of short-term memory.
Optical illusions benefits
RESEARCHERS have developed many tests that show how various brain regions react to optical illusions.
They are not only entertaining, but they also shed light on how our brains interpret visual data.
By giving your brain a little workout on a regular basis, you enhance your ability to focus and observe details.
Studies have shown, people who regularly challenge themselves with optical illusions and puzzles see big improvements in their problem-solving skills, concentration and attention.
Improved concentration and attention span, in turn, can help prevent cognitive decline in older age.
Psychologists at The University of Glasgow found that staring at an optical illusion can improve eyesight by allowing you to see small print.
This mind-bending puzzle might come off unassuming at first.
Most read in The Sun
But take a closer look and you might discover more - the answer may be right in front of you but it can be easily missed.
Look into every nook and cranny of the image before you.
But don't forget that the clock is ticking.
The sharp focus and attention of a master puzzler could be proved depending on how quickly you manage to solve the mystery.
In the meantime, check out other brain teasers to keep your mind in shape.
Find three hidden faces in this puzzle in just nine seconds.
Or test your IQ with this challenging optical illusion which has ten hidden animals that are almost impossible to spot.
And spot 12 objects in this tricky image as you try to race the clock without making any mistakes.
Back to our puzzle - are you able to solve the mind-bending challenge?
If you didn't see it, look again carefully.
READ MORE SUN STORIES
If you succeed, then congratulations.
But if you're still struggling, then the answers have been circled for you below.