Sleek Geeks S02 E02 Big Mouth

Do you know anyone with Bum Breath? Is it you? The Geeks look at the mouth, the bacteria, the gases and show you how to self-test for bad breath. Karl and Adam have tubes stuck down their mouths and noses in the name of science, and Karl sets Adam with the cruellest taste-test ever on prime-time TV. Its all topped off with an original song to Bad Breath from JJJ favs Art v Science