Judgment of the Court (Fifth Chamber) of 25 November 2020.#Belgische Vereniging van Auteurs, Componisten en Uitgevers CVBA (SABAM) v Weareone.World BVBA and Wecandance NV.#Reference for a preliminary ruling – Competition – Article 102 TFEU – Abuse of a dominant position – Concept of ‘unfair prices’ – Collective copyright-management company – De facto monopoly – Dominant position – Abuse – Performance of musical works at music festivals – Charging scheme based on gross receipts from ticket sales – Reasonableness in relation to the collective management company’s service – Determination of the share of the collective management company’s music repertoire actually performed.#Case C-372/19.