For you -
Slippers
Dressing Gown
Nightie to labour in
Pjs for after birth
Bridget Jones pants (plenty)
Maternity pads (plenty)
Nipple pads
Lip balm/bobble/hairbrush
Toiletries/toothbrush
Clothes for home (I went in pjs)
Snacks/sports drinks
Phone charger

For baby-
4 vests/ sleepsuits
Hat
Cardigan
Outfit for home
Nappies
Wipes
Formula (if not breastfeeding)
Bottles (if hospital don't supply)
Dummy (optional)
Cuddly toy
Blanket

Can't think of anything else off the top of my head but hope this helps x