I also wore the cardigan later the same week with a more sedate outfit (and an even more special face):
Cardigan, c/o Curvissa (online here)
Gingham Shirt, New Look (online here)
High waisted short, New Look (online here)
Collar clips: ASOS
Tights, We Love Colours
Cardigan, as above.
Shoes, charity shop, £6.50