I agree with StrangelyBrown - this one really is appalling. I enjoy a bit of a challenge on a Saturday morning, but when the challenge is still dragging on after Sunday lunch, the humour of the situation begins to fade.
I guessed that 1A was an anagram, but as i couldn't work out which letters made it up I was defeated till Xwordfan supplied the answer.
I now have most of the top, & the left, but the south-east is pretty sparse.
Can some kind soul supply the answer to the following which might help :
33D - Bursting with energy, following fine learning guide (12)
?????????E?T
Incidentally, looking at "humour" above, why does this site apparently use an American spellchecking thingy? Does this not rather defeat the object?