Okay well I have my list of things I am taking...a lot depends on your hospital and what they provide.

Toiletries
Toothbrush
Toothpaste
Shampoo
Hairbrush
Hairties
Moisturiser
Body refresher wipes
Blistex (lips can get really dry)
Nursing pads
Maternity pads (2-3 packs)
Face washer
Soap
Powder
Rescue Remedy

Clothes
3 tops suitable for feeding (I bought bonds singlets)
1-2 maternity bras
lots of underwear (old stuff, or you can buy disposable underwear)
3-4 pair of trackpants (I've gone yoga type pants that I can sleep in but looked dressed for visitors)
socks (I get cold tooties)
slip on shoes (feet may swell after labour)

Labour (this is where it becomes really personal...and dependant on your hospital...but for me)
i-Pod with funky upbeat music
camera and recharger
lollies
mobile phone
magazine/books

other stuff mentioned to me by hospital were essential oils, cd's, drinks, food for support group, birth plan, sarong/nightie if you wish,

For baby (Bubs will be wearing hospital clothing and nappies for duration of stay)
jumpsuit
jacket/hat/booties
nappies
blanket
dummy

Miscellaneous
money for phone
paper and pen
my own pillow (a must for me)
bag for washing
purse-license, medicare card
hospital papers
gift for my daughter (a t-shirt that says 'Big Sister' on it)

I'd love to hear what others are taking. I know that sounds like heaps but it all fits in one bag.