Candyfloss by Wilco delves into themes of fleeting happiness and the ephemeral nature of superficial pleasures. The song uses 'candyfloss' as a metaphor for moments that are sweet but ultimately unsubstantial. It reflects on how life’s temporary joys can be captivating but seldom lasting. Notable lines highlight the bittersweet sorrow of chasing highs that do not endure. Overall, it's a contemplative piece on the pursuit of transient delight and the realization that such moments, while joyful, lack lasting substance.