Fill a SodaStream 1 Litre bottle to the line with cold water and carbonate.
To a shaker add 60ml of vodka, a squeeze of lemon juice, 60ml of pineapple juice, 30ml of white vermouth cause why not, ice and 15ml of Soda press summer orange.
Shake away before pouring over ice and topping up with SodaStream sparkling water and stir.