What's the Occasion? Fashion magazines at this time of year are full of advice about what to wear during the Summer-a summer wedding. But what is an occasion. The obsession with what Megan and Kate wear which seems to have been pared down to a somewhaht blsn even though they have selected top designers such as Stella McCartney and Alexander McQueen. Occasion dressing. Funerals, fleece or formal? Ascot