Go Newsround: Meet the UK's young cheerleaders
28 April 2017 Last updated at 08:27 BST
The 2017 World Cheerleading Championships have been going on in Florida, USA.
But it's also a sport that has been growing in popularity in the UK for many years.
So is it all about pom-poms, fancy costumes and rhyming chants?
Watch Whitney's report to find out about all the hard work that goes into being a cheerleader.