On December 31, 2009, Umphrey’s McGee performed a vibrant New Year’s Eve concert at the Aragon Ballroom in Chicago, which included their rendition of "Auld Lang Syne." This performance took place during a pivotal time in the band's career, coming shortly after the release of their 2009 album "Mantis." "Mantis" marked a significant evolution in their sound, showcasing their experimental rock influences and innovative musical compositions. An interesting aspect of the live recording is its placement in the context of Umphrey's McGee's reputation for energetic and engaging live performances, which has helped them build a loyal fanbase, known for their celebratory live events, particularly on New Year’s Eve. This concert not only marked the end of a year but also illustrated the band's commitment to creating memorable experiences for their audience, blending original music with the timeless spirit of celebration.