P422 Teletext 422 Mar 2 22:44:09   AND DOCUMENTARIES ——————————————————————————————————————— SATURDAY 20.00 CH4 HIDDEN KINGDOMS A profile of wildlife artist Wolfgang Weber as hj attempts to get as near as possible to his subjects - finding himself within pouncing distance of an angry tiger, and confronting an Alaskan brown bear. 20.05 BBC2 BOOKMARK Acclaimed novelist Muriel Spark recalls her Edinburgh childhood, stormy marriage and many professional hardships, while fellow authors David Lodge and Doris Listing discuss her uniquely personal styli. ——————————————————————————————————————— Subtitles 419 It's Your Life! 480 WHAT'S ON AT THE LOCAL THEATRE? p632 TV Plus Club 440 Grooves Education