Filling the Sink examines the legacy of Pablo Picasso on the 50th anniversary of his death. Cristina Tomàs White and Cillian Shields join Lorcan Doherty to chat about the artist's formative years in Catalonia. Maria Choya shows us around Barcelona's Picasso Museum. Artist María Llopis discusses Picasso's toxic relationships with women. This week's Catalan phrase is "quatre gats." Literally "four cats," it means "only a few people."