TV presenter Anna Williamson has joined the presenter line-up of this year's Celebrity Big Brother, appearing on Celebrity Big Brother's Bit on the Side as a relationship expert once a week alongside hosts Emma Willis and Rylan Clark.

Williamson, best known for appearing on Splash! and children's TV shows including Toonattik and Action Stations!, announced the news by tweeting 'Excited to announce I'm joining the new @bbbots @bbuk team of 'experts' for Celeb Big Brother starting Weds...cannot wait! #cbb #explosive'. The new series begins tonight.