Katy Perry recently confirmed her relationship with Justin Trudeau during her birthday outing in Paris. But what stole the show was her backless red dress. Even fans were smitten by her chic look and hailed her as “queen.

Katy Perry is getting blasted online for destroying her 40th birthday cake, which her backup dancers ended up eating off the floor. The pop star celebrated the milestone backstage following a recent stop on her ongoing Lifetimes Tour.

Katy Perry is stunning for her 41st birthday as she steps out with boyfriend Justin Trudeau and sparks weight loss talk.

Katy Perry rocked her best bodycon dress for her first public date night with Justin Trudeau on her 41st birthday, take a

Celebrity hotspot Crazy Horse Paris welcomes another A-list couple as Katy Perry and Justin Trudeau enjoy burlesque show together for her birthday weekend.

A source exclusively tells PEOPLE that Katy Perry is "flattered" that Justin Trudeau has "made a real effort" amid their new romance, which has been a "surprising life twist." The couple made their first public appearance as a couple on Saturday,

Lauren Sánchez Bezos appeared to reference her and Katy Perry's all-female Blue Origin spaceflight in a sweet birthday message to the "Firework" singer.