What a coincidence! On the day his divorce from Katy Perry was finalised, Russell Brand, 37, debuted his new girl Isabella, 30, sister of Fast & Furious star Jordana Brewster.
'It's been going on a few weeks,' says a source.
She's previously been linked to Bradley Cooper and Heroes star Milo Ventimiglia.
So is Russell scared of being alone?
In the six months it's taken for his divorce from Katy Perry to come through, Russell's been linked to four different women. Is he just scared of sleeping alone?
February
Artist Oriela Medellin Amieiro, 25, who he met at yoga, moved into his Hollywood home.
But she didn't last very long...
March
Next he dated model Nikolett Barabas, 32, and even introduced her to his mum Barbara.
Nikolett called him 'amazing'.
May
The comedian was then pictured holding hands with British socialite Anouska De Georgiou, 33, at an LA charity fundraiser.
June
Last month, he was linked to Rock Of Ages stylist Maeve Reilly, 23, after they were spotted in LA.
Read more about Russell Brand's love life in Now magazine dated 30 July 2012 - out now!

SEE PICTURES Russell Brand and Katy Perry - a love story in pictures>>
