Katy Perry‘s placing all of it on the market — nearly — to have a good time her new album dropping … which is why she popped out in West Hollywood rocking a revealing snakeskin print for a really crowd-pleasing efficiency.

Katy’s bod was on show as a lot as her voice Friday evening at Beaches Tropicana nightclub the place she and the gang raised glasses in anticipation of her album, “143” — and whereas the primary single, “Women’s World” is not lighting the world on fireplace, she brushed that off onstage.

Flaunting her rock-hard abs in a micro miniskirt, she busted out her outdated dependable hits — songs like “Teenage Dream,” “I Kissed a Girl” and “California Gurls” — to get the gang pumped.

As we reported, Katy’s additionally catching some flak for “Lifetimes” — the 2nd single from the album — as a result of the Spanish authorities claims she shot the music video on a protected seashore. Katy’s denied that, and says she acquired full permission from the right authorities.

All of that was behind her Friday evening, as she had the WeHo viewers captivated. We gotta say … sensible transfer on her half to play to her base when the chips are down.

BTW … the album’s title, “143” is an outdated ’90s pager code for “I Love You” … referring to the variety of letters in every phrase.

The album drops September 20, so we’ll see if Katy’s followers 42.