Morrisons is selling half price champagne this Mother s Day. (PA) Morrisons is selling half price champagne to help customers celebrate this Mother’s Day. With Mother’s Day on the horizon (March 14, 2021) you can treat the special woman in your life whether it be your mum, grandmother, auntie or friend for half the price. Ahead of Mother’s Day shoppers can pick up a bottle of Charles de Villers Champagne for less than half price in stores. Normally priced at £20, a bottle of the champagne is available for just £9.99; the perfect choice for a special dinner with mum, or as a special gift if you are unable to visit amid lockdown restrictions.