I’m afraid we have no idea what this guy is saying but there seems to be enough visible evidence to assume he is restringing his guitar with Rotosound strings. Of course what makes the video web-worthy (depending on how high or low you set your content expectations), is the presence of a kitten. Cat + Guitar = popular … right? Let’s find out! (Note: fast forward to 5:19 for appearance of cat) Rotosound strings distributed in Australia by www.galacticmusic.com.au