We all like to get the better of these AI robots that we let into our homes.

If we aren't trying to trick Alexa, we're trying to get the better of Siri and today on Dave's world he revealed how to break the iPhone operating system.

Like everything in Dave's world, it all started with a video on the internet. The video tells people to change the nickname which Siri responds to - simply ask cal you 'ha ha ha ha ha ha ha ha ha ha ha ha'.

If you do that, Siri won't be able to cope and come up with some hilarious responses.

Hit play on the podcast below to hear it in full.