Hair stuff !!Watch
afterwards, make sure you have some toner on hand. to get it to a less yellow/copper tone; to make it blend with the rest of your hair, try toning your whole head. if the color isn't exactly how you want the first time, wait a few weeks before trying to bleach it again to make sure there's less damage. be sure to use oils on your hair to strengthen them and fix the dryness! this will keep is healthy also, i don't know if wella or clairol are readily available in the uk (i'm american), but amazon always has them!
best of luck!!! be sure to look online articles for more information, best of luck x