We all have that one friend who just loves to drop random facts into conversations, just to prove they know stuff. For Dermot, Dave is that friend!

If you’ve ever wondered why airports are laid out the way they are, what you can do at the speed of sound, or what colour eyes you’re best off having, then Dave’s World is the place for you!

This morning Dave took a look at a new app that inserts Nicolas Cage perfectly into various movies, and some sounds which are sure to make you smile. A singing dog??.

We knew he starred in Face/Off, but this is the next level...

You can listen in full by pressing the 'play' button in the image above the headline.