Watch Free Online HD Moviesjoy. Tricky, a pioneer of the trip-hop movement, is joined by Marta, a Polish-born singer, for a live performance at Ground Control in Paris in early 2023. The live performance is intercut with an interview with Tricky and Marta, touching on a range of subjects, including Marta’s debut album ‘When It’s Going Wrong’ (which Tricky produced and collaborated on).