Questlove’s new documentary, "Earth, Wind & Fire (To Be Celestial vs That’s the Weight of the World)," showcases the influential R&B and funk band, spotlighting the brilliance of its founder, Maurice White. The film tracks the group’s evolution from its origins in 1960s Chicago to its lasting impact today. Through riveting archival footage and interviews with surviving members, it paints a vivid picture of a band that defined an era.

While initially it might seem far-fetched to compare Earth, Wind & Fire (EWF) to Chicago, a deeper look reveals striking similarities in their musical journeys. Both bands emerged from the vibrant Chicago music scene, and their sounds were shaped by the rich influences of jazz and the era's cultural shifts. This shared background highlights how two distinct bands navigated their paths in a competitive industry.

Both EWF and Chicago started with ambitious, large lineups—EWF had 11 members, while Chicago featured seven. Their early sound incorporated bold horn sections, setting them apart from other acts of their time. Notably, Chicago’s creative force was more collective, with key contributions from guitarist Terry Kath, bassist Peter Cetera, and keyboardist Robert Lamm, unlike EWF, which revolved around Maurice White’s singular vision.

The two bands also share a connection through their recording experiences at Caribou Ranch, a secluded studio established by Chicago's producer James William Guercio. Both groups spent time there during the early 1970s, producing hits that would define their careers. White recalls the studio's enchanting atmosphere inspiring EWF's breakout song, "Shining Star," emphasizing the creative energy that flowed in that serene setting.

Their peak popularity coincided in the mid-1970s, resulting in a string of chart-topping hits that resonated with audiences. Tracks like EWF's “September” and Chicago's “If You Leave Me Now” became anthems of the era, marking a significant moment in music history. While younger generations may not recognize all the titles, those who lived through the bicentennial often remember these songs vividly, highlighting their cultural significance.

As the disco movement surged in the late 1970s, both bands confronted the pressure to adapt, leading to the creation of disco-influenced tracks. EWF’s collaboration on “Boogie Wonderland” was a significant departure, while Chicago’s “Street Player” struggled initially but found a second life later. This shared reluctance to embrace disco reflects broader trends within the industry, showcasing their struggle to maintain artistic integrity while achieving commercial success.

Adding another layer to the narrative, David Foster's involvement with both bands at pivotal moments led to a complicated relationship with their musical identities. In both documentaries, Foster appears as a polarizing figure whose control over the creative process sparked tension. For EWF, his collaboration shifted the dynamic toward a more singular focus on White, while with Chicago, his partnership with Cetera created chart-topping hits but alienated other members. This complex interplay of talent and ambition shaped the courses of both groups.

Looking ahead, the legacies of Earth, Wind & Fire and Chicago continue to influence modern music. Their journeys remind us that while bands can take different paths, the music industry’s landscape is often intertwined. As new generations discover their catalogues, the parallels between these iconic acts serve as a testament to the enduring power of music and the connections that transcend time.