I can do a walkabout in T&C performing my magic trick. I'll have to buy a new pack of cards and it only works 30% of the time but I'm sure it will go down well.
She does like to get them ironed out in advance. I fully expect that Rodrigo was pencilled in potentially before this year's festival - and potentially if The 1975 were booked in 2021 originally, they may well have been somewhere floating in the mix still, especially after two sold-out arena runs in 2023 and 2024.
Fender was the kind who you'd have looked at his sub slot and started making the necessary arrangements, providing he didn't bomb the next album. Which, based on People Watching's single trajectory, seems like he won't.