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Miley Cyrus in a bikini

#NationalBikiniDay? Whatevs. These stars celebrate their beach bodies more than once a year. Here’s Miley Cyrus marking the star of summer — with Liam Hemsworth’s giant dog, Dora the Explorer — in an itty bitty red bikini. (Photo: Miley Cyrus via Instagram)

Celebrities Wearing Bikinis: Summer 2017

Suzy Byrne
Editor, Yahoo Entertainment

In honor of #NationalBikiniDay or #InternationalBikiniDay (depending on which list of fake holidays you’re looking at), here are stars looking sizzling in two pieces so far this summer.