At this point in the season, we've pretty much been sticking to a uniform that involves bikinis, denim shorts, sandals, and little else.
Like most controversial swimsuit trends, and fashion girls are leading the pack here.
Katy in tie-dye The singer wore a pretty yellow and black tie-dye bikini from brand Bantu for a 2016 break to Sardinia with boyfriend Orlando Bloom.
Katy goes green in Mexico A 23-year-old Katy showed off her toned and tanned physique in this matching green bikini on holiday in Mexico over the Christmas period in 2008.
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She was on vacation with her then-boyfriend Travis McCoy, lead singer of Gym Class Heroes but numerous outlets photographed the singer looking dejected and sad.