A dedicated Taylor Swift fan, Millie Porter, has revealed she's spent a staggering $30,000 on the pop sensation, including attending multiple shows during her Australian tour. The expenses include concert tickets, travel, merchandise, themed outfits, and even Taylor Swift-themed tattoos. Porter's spending highlights the extent to which superfans invest in their idols, with a significant portion dedicated solely to attending Swift's concerts. Despite the hefty price tag, Porter shows no signs of slowing down her devotion, expressing immense joy and satisfaction from her experiences. Swift's concerts also contributed to a substantial boost in spending in Melbourne, with an estimated increase of $174 million in the local economy during the weekend of her performances, showcasing the economic impact of her fanbase.