The singer showcases one of her favorite patterns.
The singer showcases a sizzling lingerie-inspired style at her show at Heinz Field in Pittsburgh, Pennsylvania.
The pop star glitters in three different colors as she shakes it off in a sexy skater skirt.
The singer dazzles in a white, sparkling fringed romper.
The singer shines in a black romper and matching jacket.
The singer walks a mock catwalk with BFFs and music video co-stars Victoria's Secret supermodel Martha Hunt and model Gigi Hadid.
The singer smolders in a black, glittering strappy crop top and high-waist black shorts as she belts out "I Knew You Were Trouble."
Tay sports a white strapless crop top with a sparkling trimming and matching shorts as she performs on stage with Dan Reynolds from Imagine Dragons.