Justin Trudeau recently attended Katy Perry's concert. A relationship expert shared what the experience may have done for him.

Katy Perry rushed to a fan’s aid after the young girl collapsed while onstage with the US pop star. During the Detroit stop on her ongoing Lifetimes world tour, Perry, 40, brought a group of people on ...

Katy Perry stopped her 'Lifetimes Tour' concert in Detroit to help a young fan, McKenna, who collapsed on stage during 'The ...

Justin Trudeau and Katy Perry’s dating rumors have been taking the internet by storm, especially after the pair dined ...

During her Detroit concert, Katy Perry halted her performance when a fan, McKenna, fainted after being invited on stage.

Justin Trudeau and Katy Perry’s dating rumors have been taking the internet by storm, especially after the pair dined ...

Orlando Bloom is keeping himself up to date with ex-fiancée Katy Perry‘s romance rumors with Justin Trudeau. The actor ...

Perry was seen dining with Justin Trudeau, Canada's former Prime Minister, just a few days ago. Trudeau also attended the singer's concert in Montreal. Bloom's response? To throw some shade, or at ...

McKenna and her friend were invited on stage by Perry, and as the singer hugged her, the fan fainted. Perry asked for medical ...

The "Teenage Dream" singer, 40, welcomed a few concertgoers on stage during her Lifetimes Tour stop at the Little Caesars ...

She was carried out on a stretcher.

Perry, 40, picked out a handful of young fans from the audience to join her band for a rendition of "The One That Got Away" ...