The One Big Happy star has been dating judo instructor Jeremy Parisi since April (15) following her split from fiance David MCIntosh last year (14), and she has now prompted gossip about another potential wedding with a 'selfie' picture she has posted on

In the photograph, Brook is seen posing in a car with a large ring on her wedding finger, and fans are now speculating her relationship with Parisi has turned serious.

Brook has yet to comment on the rumours.