In the summer of 2009, Vampire Weekend took to the stage at Lollapalooza, showcasing their dynamic and eclectic sound to a captivated crowd. This performance came shortly after the release of their sophomore album, "Contra," which had dropped in January of that same year. "Contra" marked a significant step forward for the band, with its infectious blend of indie pop and world music influences, and it achieved critical acclaim, solidifying their place in the alternative music scene. Fun fact? By the time they performed "White Sky" at Lollapalooza, they had already gained a reputation for their vibrant energy and clever lyricism. This festival appearance helped propel them further into mainstream success. Watching them at Grant Park that day, you could feel the excitement; fans were eagerly singing along, proving just how much they had connected with Vampire Weekend's distinct sound in such a short time. It's neat to think about how this performance not only showcased their evolving artistry but also set the stage for their future endeavors.