Turns out that you can embed the video in your site really easily just by pasting in some code so here it is!
[vimeo http://www.vimeo.com/44440528 w=500&h=281]<p><a href="http://www.codeandweb.com/what-is-a-sprite-sheet">SpriteSheets - TheMovie - Part 1</a> by <a href="http://www.codeandweb.com">Code'n'Web</a></p>
I have just started going through a handy tutorial that my girlfriend linked me to: http://www.rocket5studios.com/tutorials/make-a-2d-game-in-unity3d-using-only-free-tools-part-1/
I’ve downloaded TexturePacker as it recommends and enjoyed watching this well made video that explains simply why you might need to use a sprite sheet for all your sprites and what it entails: http://www.codeandweb.com/what-is-a-sprite-sheet
