John Lewis has bucked the trend of the fall in retail sales, with a 21.9% increase in year on year sales to 9 February.
Online sales also increased 36.4% year-on-year in the week to 9 February.
Financial analysis firm IHS Global Insight described the new figures as "a robust performance."
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The actress and The Only Way Is Essex star Mark Wright will become husband and wife over the Bank Holiday weekend.
The annual event has earned a place in the record books ahead of the grand final of the 60th anniversary show in Austria this evening.
Local authorities said the move is necessary to "avert the growing number of deaths and increasing harm linked to psychoactive substances".