"Sister Double Happiness - Don't Worry / Wheels A Spinning" is a single released by Sub Pop, known for its unique and experimental music. The record features the songs "Don't Worry" and "Wheels A Spinning," showcasing the talent of the band Sister Double Happiness. With the signature sound that Sub Pop is known for, this vinyl record is a must-have for music enthusiasts looking to add a rare and special piece to their collection.