Katy Perry Halloween Costume Ideas
20 Katy Perry Costume Ideas For All You California Gurls
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Katy's "Swish Swish" may not really be about basketball (ahem, it's about Taylor Swift), but the theme of the video and her 2017 VMAs performance certainly takes to the court.
What to wear: A white T-shirt with a bedazzled basketball on it, white shorts, and white boots.