Ahead, we break down everything to know about what to wear to a casual wedding as a guest.

Looking for a casual wedding dress? We've shopped for stunning simple low-key and laid-back bridal styles, from short and non-traditional to affordable informal bridal gowns. From ASOS, John Lewis ...

Charli’s post-ceremony dress is sadly no longer available, but this SNDYS lookalike nails the vibe at a fraction of the price ...