In early 1971, Yes was riding a wave of creative momentum, having just released their self-titled debut album and working towards what would become a pivotal moment in their career—their third studio album, "The Yes Album," released later that same year. The live performance at the Lyceum Theatre in London on February 19 captured the band in a raw, energetic state, perfectly blending their budding progressive rock sound with captivating stage presence. Interestingly, this concert featured early renditions of tracks that would define their style, including "Yours Is No Disgrace" and "Starship Trooper," showcasing their flair for complex arrangements and sublime melodies. What’s also striking is how this period marked the beginning of their peak creative years, as they began solidifying their reputation as a leading force in progressive rock. It’s fascinating to think about how this specific performance undoubtedly contributed to their growing fanbase, setting the stage for their monumental success in the music industry.