The Spice Girls (from left to right) Melanie Brown (Mel B), Melanie Chisholm (Mel C), Geri Halliwell, Emma Bunton and Victoria Beckham
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Shadow business secretary Rebecca Long-Bailey has called for "immediate" relief to prevent thousands of companies going out of business.
A spokesperson criticised the behaviour of a "small number" of fans at the game between Birmingham City and the Wolverhampton Wanderers.
Those taking part in the bizarre trend say the combination of fruit juices and hot water makes for a uniquely liberating experience.