Listen to Rainy Day Brainstorming: Spark Creativity with the Sounds of Rain online. Rainy Day Brainstorming: Spark Creativity with the Sounds of Rain is an Instrumental language song and is sung by Celia Callahan. Rainy Day Brainstorming: Spark Creativity with the Sounds of Rain, from the album Mellow Mood - Relaxing Music for Stress Relief: ASMR Nature Rain, was released in the year 2024. The duration of the song is 2:04. Download Instrumental songs online from JioSaavn.