On Air Now
The Capital Weekender With Ministry of Sound 10pm - 6am
See Katy sing live in a London record store
Oh dear, that's a lot of CDs I've got to sign... Who's idea was this?
Wowing her adoring fans.
Katy can't decide whether she's hot or she's cold...
Katy shows her off her best ballerina moves.
Katy's disappointed after leaving empty-handed from the shop.
Katy belts it out.
Er... does anyone remember the words?