Catherine will be joining celebs from Hollyoaks and Waterloo Road at the Waterside Bar and Restaurant in Monton to support the Knickerbokaglory Festival raising money for the British Heart Foundation.
Highlight of the day, will be the unveiling of a giant `knickerbokaglory' mural by local artist Fanny Gogh, which features knickers donated by celebrities like Sara Cox and Salford's Catherine Tyldsley
The Festival starts at 4pm and, as well as featuring the celeb unveiling of the 10ft mural, also includes outdoor live music from local singers and bands, a Waterside's Got Talent contest with celeb judges, a BBQ, curry tent and lots of ice cream, pop corn, candy floss and a bouncy castle for the kiddies.
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