Katy Perry came dangerously close to suffering a wardrobe malfunction when her bra broke during her Las Vegas show on May 17.

Katy Perry had a wardrobe malfunction during the Las Vegas concert of her Lifetimes Tour. Her bra came undone while singing 'Part of Me' onstage.

Katy Perry's ballooned Balmain, which landed her on USA TODAY's worst-dressed list, also got social media talking.

Katy Perry is getting made fun of online for her Lifetime Tour vocals, costumes and dancing. Find out why.

Katy Perry was spotted in the crowd at Lady Gaga's concert in Mexico City, a day after Perry's own performance. Perry shared a sweet message for Gaga.

Social media users slammed Katy Perry after the "Thinking of You" singer revealed a spacesuit costume weeks after her Blue Origin space mission disaster.

She’s a California Gurl no more. Katy Perry is being roasted by fans over her bizarre space-inspired outfit from her Lifetimes Tour. The singer, 40, rocked the metallic bodysuit in the picture ...

All of Katy Perry’s out-of-this-world ‘Lifetimes’ tour outfits. Kevin Mazur/Getty Images for Katy Perry Katy Perry has gone above and beyond with her extravagant “Lifetimes” tour looks.

Katy Perry has been making her way around the world and space this year. Some of her outfits have been stunning, while others missed the mark.

Katy Perry sparkled at the Breakthrough Prize Ceremony in a deep plunging dress embroidered in metallic silver beads that gave off a reflective sheen.

Katy Perry has been, uh, kinda busy. After launching her seventh album, 143, last year — complete with some srsly iconic looks — she's embarked upon a major side quest: going into space. Yes ...

Pop sensation Katy Perry is preparing for her upcoming tour, but she took a break from those preparations for a star-studded birthday party over the weekend – and she shared some stunning snaps ...