Football is often referred to as a religion, and were we to take that quite literally, a team's stadium would very much be the church for its fans.
Every week supporters in England and across the globe charge through the turnstiles to worship their heroes, bringing with them their own varied traditions of song.
Chelsea's home, Stamford Bridge, is no different from the other 91 venues for professional clubs in England, not to mention the countless others outside the Football League pyramid.
In the '60s and '70s, a packed Shed End loomed large over visiting teams as songs as diverse as "Knees Up Mother Brown" echoed out of the home end. Indeed, the Shed End was long the Mecca for all Chelsea fans, from the club's inception in 1905 through to the mid-'90s when it was redeveloped.
Chelsea classics such as "Care Free" and "Celery" ring out at Stamford Bridge, but what of the other songs in the modern era? Bleacher Report looks at six of the best you're sure to hear every other weekend at Stamford Bridge.