Hassel the Hoff for charity tomorrow (Tuesday) for the next challenge on the Celebrity Apprentice Australia! David tweeted he will be at 47 George Street - The Rocks starting at 1pm for a Celebrity Art Auction. He asks for people to take a piece of the Hoff wall. So come on down and support the Save the Children charity and help David win!The auction features artworks ranging from smaller pieces of Hoff's smashed-up Berlin Wall to a vanity mirror and an artwork Team Fortune collectively created alongside The Hoff.Project manager Tania Zaetta has created smaller artworks that reflect her move to India for work while facing a cultural barrier and achieving her dreams in Bollywood.The Rocks Popup Project takes up residence in temporarily vacant buildings. Painters, sculptors, designers, writers, experimental artists, musicians and even inventors are turning The Rocks into a nucleus of studios, galleries, and event spaces as they breathe new life into familiar surrounds.More photos below the cut.