The Emergency Kit
You never quite know what may happen on the day. Just in case, you can consider taking the following;

For Clothing;
- Sewing kit with needles, thread, buttons, and safety pins
- Hollywood tape (for keeping clothes in place)
- Scissors
- Stick-on instant hemming tape
- Clear nail polish (for runs)
- White chalk (for masking stains)
From the Chemist;
- Breath mints
- Bandages
- Blister protection
- Antacid
- Pain reliever
- Throat Lozenges
- Hand Cream
- Sunscreen
For Touch-Ups
- Blotting papers
- Cotton swabs
- Tweezers
- Emery board
- Lip balm
- Tissues
- Hand lotion
- Bobby pins
- Comb
- Lipstick
- Powder
- Small mirror
- Nail polish in the shade you're wearing
- Hairspray
Other;
- Straws (for the occasional refreshment during the day)