What is the fine-grained topic of the following text: The pair first worked together when Badalamenti scored 1986’s Blue Velvet, but by 1990 their relationship had fully crystallised – and the songs they wrote for Twin Peaks were as engulfing as the fog that swirled through the town in the cult TV show. Only return the topic.
The collaboration between Badalamenti and a partner on the music for the TV show Twin Peaks.