[Marc]

Group A:
Gerry Rafferty - Baker Street
The Guess Who - American Woman
Electric Light Orchestra - Don't Bring me Down
Bob Dylan - Knockin' on Heaven's Door (as beautiful as it is, it doesn't scream 70s to me compared to the above songs)

Group B:
The Pretenders - Brass in Pocket
Bruce Springsteen - Born to Run
The Steve Miller Band - The Joker
Kate Bush - The Man With The Child In His Eyes

Group C:
Fleetwood Mac - Go Your Own Way
Simon & Garfunkel - The Boxer
Sparks - This Town Ain't Big Enough for the Both of Us
Elton John - Your Song

Group
Billy Joel - She's Always a Woman
Carole King - I Feel the Earth Move
James Brown - Get Up (I Feel Like Being a) Sex Machine
Blondie - Heart of Glass

Group E:
The Police - Message in a Bottle
Fleetwood Mac - Never Going Back Again
Simon & Garfunkel - Bridge Over Troubled Water
Pink Floyd - Another Brick in the Wall (Part II)

Group F:
T. Rex - Cosmic Dancer
Electric Light Orchestra - Mr. Blue Sky
Steely Dan - Reelin' in the Years
Pink Floyd - Money

Group G:
Janis Joplin - Me and Bobby McGee
Deep Purple - Smoke on the Water
David Bowie - Changes
Dobie Gray - Drift Away

Group H:
The Flying Lizards - Money
The Who - Baba O'Riley
Bobby Womack - Across 110th Street
Led Zeppelin - Kashmir