Russell Brand described Katy Perry as ‘so demanding’

41260, LOS ANGELES, CALIFORNIA - Friday June 4 2010. Russell Brand and Katy Perry don party hats as they leave Russell's 35th birthday dinner at Little Door restaurant in LA. Photograph: Anthony, PacificCoastNews.comRussell Brand has opened up about his wife-to-be Katy Perry.

‘I love her, in a really pure way. She’s a beautiful person, funny and gentle and sweet,’ he said.

‘But she’s so demanding. A lot of the time, it’s mental.’

‘She’s a proper handful, it’s very diverting.’

Russell, a reformed womaniser, is doing his best to be a good boyfriend for Katy.

‘I used to treat women badly,’ he admits. ‘But I’m really trying to my best.

‘It’s easy to be an a*sehole.’