Before they became global pop superstars, Christina Aguilera and Britney Spears shared the stage in a memorable moment during their early years. In a throwback performance, a young Christina Aguilera delivered a powerful rendition of Aretha Franklin’s classic “Think,” showcasing her impressive vocal talent even at a young age. As she sang, Britney Spears took on the role of backing dancer, adding her own energy to the performance.