Grison

The provided news articles do not contain any information about a person named 'Grison'. Article 1 focuses on Carmen Ruiz and Malena Alterio, actresses promoting their play 'La vida extraordinaria' on the show 'La Revuelta'. Article 2 features Belén Esteban and Eva Arguiñano, who appeared on 'La Revuelta' to discuss their participation in 'Top Chef: dulces y famosos'. Both articles detail the guests' appearances on the show and their respective projects. Therefore, it's impossible to provide any information about 'Grison' based on the given context.