Jack smashes world pogo record
9 July 2015 Last updated at 08:36 BST
A man from Bristol has smashed the world pogo record.
Jack hopped on a pogo stick more than 88,000 times over 10 hours to set the new mark.
He's known as 'Mr Pogo' and has even bounced his way around a marathon in the past.
Watch the clip to see him in action...