Singer Katy Perry helped a fan propose to her girlfriend on National Coming Out Day while on stage at her concert in Brooklyn, New York on October 11.Footage captured by Marissa Asal shows a woman proposing to her girlfriend onstage in front of Perry at Barclay’s Center on Wednesday, reports said.Asal told Storyful the pop star picks a person to go up on stage, almost always a child, to “make a wish on her shooting star” at every one of her shows. The woman called up on stage had previously emailed Perry to set up the proposal to her girlfriend, who was also celebrating her birthday. Credit: Marissa Asal via Storyful