’Tis the Season to Be Farty – Orange & Grapefruit Christmas Soap Christmas dinner has consequences… and sprouts have a lot to answer for. ’Tis the Season to Be Farty is a cheeky festive soap with a fresh, zesty twist. This 95g natural vegan soap bar is fragranced with orange and grapefruit essential oils, giving it a bright citrus scent that’s perfect for washing away those lingering festive “bum notes”.