"Johnny B Goode" -Chuck Berry
"Gimme three steps"- Skynard
"She"(Alive version)  - Kiss   (GREAT Tune)
"The Weight" - The Band  (nothing like hearing a bunch of drunks trying to harmonize the chorus on this one)
"The Night they Drove old Dixie Down" The Band  (same reason as above)
"Smooth" - Santana
"La Woman" - The Doors
"Fool in the Rain" Led Zep
"Play that Funky Music White boy" - Wild Cherry. (play it sometime during a party when everyone is already drunk and it will amaze you how many people sing to it...with feeling)