"I’ll dress up as Katy Perry and then you and I can pretend to be together!," one person wrote. "TO HIS LEFT 👏👏👏," another ...

Both the former Canadian prime minister and the California Girl singer have been through high and lows of public opinion.

Katy Perry and Justin Trudeau reportedly made their relationship official during her 41st birthday in Paris. However, days ...

Katy Perry included her new beau Justin Trudeau in an Instagram post celebrating her 41st birthday, officially soft launching ...