With more than 4,000 Twitter followers little Hannah has quite a following  for a dog.

But with Britney Spears as an owner the puppy was always going to be popular.

Britney set up a Twitter page for her new puppy and immediately began tweeting on Monday.

The page, with the tagline 'I'm Britney's b****', started with a simple tweet - 'woof'. But Hannah soon became more eloquent.