Too Good At Goodbyes Sam Smith Download 'Too Good At Goodbyes' on iTunes
Katy kicks off the Summertime Ball.
We couldn't think of anyone better to kick off the party.
The sunnies are on as Katy belts out Hot And Cold.
Only Katy could pull off this itsy bitsy teeny weeny red polka dot combo.
"I think they can hear us in Luton!"
Katy tries out skiing across the stage
Singing her single 'Polka Dot and Cold.'
Katy having a bit of a tummy ache.
Katy decides she's had enough of her guitarist. We didn't think he was THAt bad!