Thechick You are not alone! My youngest is 7 and I too got rid of everything and haven't bought anything except a changing mat. I'm not going to get stuff until I'm 30 odd weeks because I absolutely hate shopping am hoping that hubby will panic like he did last time and went out and bought all the stuff 
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Apple, it's probably the growth spurt the baby has - sapping all your energy. All you can do is eat and drink well and just make sure you get the rest you need. If that means sleeping 20 hours a day then so be it.
YellowWellies Snap! It took me a full day to clean my very tiny kitchen the other day and I used a full bottle of bleach. I do have to say that I paid for it that night and yesterday with awful backache though.
TitsalinaBumSquash Ours got cancelled for the second time this week. I always have a camping chair in my boot, I've had it for years because I can't stand sitting on the floor and it doesn't take up any extra room really, it comes in it's own bag that you can just sling over your shoulder like a bag and is really light. It was about £6.
And it seems that it's the skinny Minnies that have put on the most weight so stop stressing you lot, you're just slowly catching the rest of us up