SHOUT WIPES
These are lifesavers! I carry some in the camera bag to every wedding! Many a dress/shirt/tie has been saved from gravy/ketchup and lippy! Find them https://amzn.to/4ctfeGj
CROCHET HOOK
If your dress has button a loop fastenings at the back save yourself the heartache and pop one of these in your wedding morning kit. Loops can be really fine and those with longer nails can struggle to fasten 45 buttons without one of these. Find them here https://amzn.to/3Xw79fJ