What is the epic song of a group?

Talking Heads-Burning Down the HouseEagles-DesperadoRolling Stones-Ruby TuesdayBob Dylan-Lay Lady Lay
Jethro Tull-Locomotive BreathPink Floyd-Us and ThemBeatles-Let It BeElvis-Jailhouse RockMoody Blues-Nights in White SatinSimon and Garfunkel-Scarborough FairPeter, Paul and Mary-Blowin' in the WindMamas and Papas-California Dreamin'Cars-DriveHeart-Crazy on YouPrince-When Doves CryDire Straights-Brothers in ArmsJudy Collins-Amazing GraceAretha-ThinkLinda Ronstadt-Rock Me on the WaterSteely Dan-Rickie Don't Lose That Number

Does nobody remember Bob Lind? so Elusive Butterfly would be in my top 10

Supertramp - School, Breakfast in America, Crime of the Century
Beatles - Yesterday, Hey Jude
Neil Young - Heart of Gold
Bruce Springsteen - Born in the USA, Tougher than the rest
Joe Cocker - Up where we belong
Stanley Clark - Vulcan Princess

Elf - Dixie Lee Junction 

Some more goodies for you....
Sara - Bob Dylan
Lightnin strikes - Lou Christie
Cheryl's goin home - Bob Lind
On Saturday afternoons in 1963 - Rickie Lee Jones
Monday Monday - Mamas and Papas
Thats Right - Neil Christian
Elouise - Barry Ryan
Stuck inside of mobile with the memphis blues again - Bob Dylan