Released in 2000, "Joy Of Pepsi" serves as a promotional single by Britney Spears, marking her first collaboration with the beverage brand. The track features a distinct pop-rock arrangement that blends with her signature vocal style, reflecting the energetic aesthetic of her early career. While primarily created to support Pepsi's marketing campaigns, the song showcases Spears' ability to deliver catchy hooks and confident performances during a pivotal era in her discography. It stands alongside other promotional releases of the time, contributing to her growing fame and establishing her as a major pop icon before the release of her debut studio album.