You want to bring only the absolute essentials, that will fit in a somewhat small bag (like the one below), as you will probably be driving up in a car with numerous people and so space may be limited. They key to light cottage packing is to bring basic items in basic colours that you can mix and match with each other.
2. Talula
3. Style & Co.
4. William Rast
5. Roots
2. American Eagle Outfitters
3. Old Navy
4. Joe Fresh
5. Etsy
2. Aldo
3. Calvin Klein
4. Birkenstock
2. La Vie En Rose Aqua
3. Target
4. Oakley
Jeans: Moto
Necklace: Kenneth Cole New York