The 'Firework' singer - who split from husband Russell Brand in November - was asked if she would ever collaborate with her close friend and though she ruled out working on a record with the star, she joked that they would do something more intimate instead.
Florence Welch thinks Katy Perry and her guitarist are a good match.
The Florence + the Machine singer's bandmate, Rob Ackroyd, had a short romance with the 'California Gurls' singer after they met at Coachella festival in California earlier this year, and she can understand why they hit it off so well.
Russell Brand thinks Kim Kardashian is a ''highly attractive human being.''
The comedy actor - who split from wife Katy Perry in December last year and has been linked to a number of beautiful women since - admitted he likes the reality TV star's body, and thinks she and boyfriend Kanye West make a great couple.
Katy Perry is more ''revealing'' than she's ever been in her new movie.
The 'E.T.' hitmaker releases her 3-D concert film 'Part Of Me' in July and has promised the project - which combines concert footage with her everyday life, including intimate details of her split from husband Russell Brand - will show her fans who she really is.