In 2015 Sadie produced & presented documentary The Bipolar Express for RTHK Radio 3. The doc was Highly Commended by the Association for International Broadcasting at the 2015 AIBs in the Creative Feature category. In 2016 The Bipolar Express received an internal award from RTHK.
The Bipolar Express is an irreverent 30-minute roller-coaster through the euphoric highs and debilitating lows of the bipolar mind. Guests include psychiatrist Dr. Barry Connell, comics Ruben M and Josh Walters and Hong Kong ballerina Kiki Wong.