Mental Ideas began broadcasting on RTHK Radio 3 as a weekly strand of the 123 Show in April 2020. Sadie Kaye explores creative approaches to tackling mental health with an electric mix of local and international guests, including Angry Comedian Larry Feign, Anxious Showman Mat Ricardo, Agitated Air Stewardess Florence Wong, Psychopathic Actor Philippe Joly, Bipolar VR Dance-Maker Eugenia Kim, Depressed Banker Christina Yung, Trollywood Actor Dan Davies, Messy Filmmaker Raffaello Degruttola and special guest Jackie Chan!!! (No, not that one…)

The mental music was composed by Nick Samuel and the series executive produced by Noreen Mir. In 2020 the Mental Ideas Podcast was nominated by the Association for International Broadcasting for an award in the Factual Podcast category.