Well, there's just the two of us, but this should give you an idea (depending on your transport arrangements)
Tent-
Two kip mats
Two bags (plus spare in car)
Led lantern, Batteries
Pocket torch
Head torch
Main Tarp--Admin--Catering
Fold up table
Cartridge gas stove
Chopping board/knife/two steel bowls
Stock pot
Dutch oven
Kettle/coffee maker
Plates, cups, kfs
Comfy chairs
Water carrier
Hygene-
Bucket, biodegradable liquid soap- laundry
Washing up liquid/pot sourer
Wash kit
Microtowel
Three changes of clothes
Warm jackets
Tools-
Axe or three
Saw
SAK
FAK
Suntan lotion (really!)
Foodstuffs- Coolbox
Preserves
Dried foods, vegetables, condiments
Squash
Haribos (lots)
I've not even started on the other odds and sods, but something above may prompt you.
Bridgend is less than 10 mins in the car - and rumour has it you 'may' have to pass a KFC en-route