Found 9th Dec 2015
I know this is a bit pricier than the other boxset flying around, but that only contains season 1-7 and this has all the specials also. I've seen complaints about missing episodes and edited episodes about the other set too. So if you want the whole package, this is it. I can't find it on Tesco's Direct, but everytime I seem to visit a Tesco's store I come across it in the DVD section. I got this last year and it's amazing.