Arts group Colour My World will be performing Wonka Madness, starting tonight and ending Wednesday night. The show features a cast of some 40 youngsters and will raise money for the Half the Sky Foundation, which brings love and care to orphans on the mainland. Colour My World celebrates its 10th anniversary this year. Wonka Madness is based on the movie Willy Wonka and the Chocolate Factory, which is based on the children's book Charlie and the Chocolate Factory by Roald Dahl. The show will be staged at the McAulay Studio, Hong Kong Arts Centre. Tickets are HK$250 through Urbtix on 2734 9009.