Overview
- Deschanel said "I love it. I'm so in" when asked about the pairing during the Dec. 11 episode of Watch What Happens Live with Andy Cohen.
- She linked their situation to her engagement to Canadian TV host Jonathan Scott, quipping that both couples involve Canadian partners.
- Katy Perry confirmed the relationship on Dec. 6 by posting a photo and video carousel from Japan featuring Justin Trudeau.
- Former Japanese prime minister Fumio Kishida noted on Dec. 4 that Trudeau visited Japan with "his partner Katy Perry" for a lunch with him and his wife.
- Coverage has traced the timeline from summer sightings through an October outing in Paris, with context that Perry split from Orlando Bloom in June 2025 and Trudeau separated from Sophie Grégoire in 2023.