Competitive eater James Webb has put away everything from marshmallows to pancakes to pizza, but his latest win might leave a heavy feeling in your stomach.

The man officially ranked as Australia’s number one competitive eater ran Millsy and Karl through his process – and recovery – on 6PR Breakfast.

Press PLAY to hear more on James Webb’s latest record

“Immediately you’re really gassy, because you’ve obviously been chomping down food really quickly,” Mr Webb said.

“Once you start doing the five, six kilo-level stuff, you basically just want to take a nap.”

Images: instagram.com/jwebby_can.eat