Paintings by the Houston Zoo’s orangutans, elephants and siamangs will be on display at a one-night show and sale at Houston’s G Gallery. The 2008 Pongos Helping Pongos show will be held on March 29 from 6-9pm. wine and cheese will be served, and although the artists will not attend the reception, the works will be sold by silent auction and all proceeds will be donated to the preservation of orangutans in their natural habitats.