Fraulein - in a different interview, SK said that they were planning on recording the following songs before the rendezvous at Marty's house:

Tom Sawyer - Rush
Aqualung - Jethro Tull
Go Your Own Way - Fleetwood Mac
My Sharona - The Knack
Come Sail Away - Styx
Don't Fear the Reaper - Blue Oyster Cult
Bloody Well Right - Supertramp
Do It Again - Steely Dan
Peaceful Easy Feeling - The Eagles
Kashmir - Led Zeppelin

:lol

-Marcelo (who remembers which one of the above was for real?)