New Delhi, Oct. 26 -- It's official - pop star Katy Perry and former Canadian Prime Minister Justin Trudeau have taken their relationship public. The two were spotted walking hand-in-hand through the streets of Paris over the weekend, marking their first public appearance together as a couple.

According to a report by TMZ, Perry and Trudeau stepped out in the French capital on Saturday night to celebrate the singer's 41st birthday. The pair attended a cabaret show at the famous Crazy Horse Paris, where the paparazzi were waiting to catch a glimpse of them.

Video footage captured the pair leaving the venue hand-in-hand as fans cheered them on. A fan was seen handing Katy a rose and wishing her a happy birthday before the couple walked to...