Having said that, I got this sudden flash in my head that maybe Perry or someone he was working with pointed out Stewart's song and it had some influence on Perry's. Really noticed it in the chorus section. Something going on in the vocal melody that's sorta of the same but different enough to not be a knock off. Influence, like I said...
Anyone else hearing the similarities? (yes, I'm bored,

Love Touch:
https://youtu.be/b0m5JoZCkzc
When You're In Love For The First time:
https://youtu.be/LY1EpY9LuXo