Haruka is in Japan to see a real-life ninja slice and dice his way into history when he attempts to take on the Guinness World Record for the most apples sliced in a minute with a sword.
Presenter Ben Shires is in Leeds with CBBC's Sam and Mark, who tackle a record in front of a massive live audience. Which of the boys will triumph?
The pace picks up in Officially Competitive when Sizzling Steve, Mr Cherry and US Ray attempt to stuff coins into their piggy banks while wearing blindfolds.
In Italy, three women go head to head when they attempt a gymanstic record that involves racing along a floor while doing the splits.
Also, Ben travels to the south coast (check this) to see a team of lightning-fast dogs attempt to fly into the record books with a flyball speed record - will they do it or are they barking mad? Show less