--Eddie Money performs ""Running Back"" and ""Trinidad""
--Kim Carnes (1st appearance) - ""Cry Like A Baby"" and ""More Love""
--The Cars perform ""Touch and Go,"" ""Shoo Be Doo"" and ""Gimme Some Slack""
--Al Jarreau (1st appearance) - ""Spain"" and ""Distracted""
--Ted Nugent performs ""Scream Dream"" and ""Paralyzed""
--Split Enz performs ""I Got You"" and ""I Hope I Never""
--Dire Straits performs ""Skateaway"" and ""Romeo and Juliet""
--Devo - ""Whip It"" and ""Uncontrollable Urge""
The Busboys performed ""KKK,"" ""Johnny Soul'd Out"" and ""Minimum Wage"" from their 'Minimum Wage Rock & Roll' album.
--Heart performs ""Bebe-La-Strange"" and ""Tell It Like It is""
No details
--Pat Benatar sings ""Hit Me With Your Best Shot"" and ""Hell Is For Children""
--Steve Forbert performs ""Romeo's Tune,"" ""Lonely Girl"" and ""Get Well Soon""
--Rockpile performs ""Teacher Teacher""
--George Thorogood & the Destroyers perform ""Can't Stop Lovin'""
--The Plasmatics perform ""Living Dead"" and ""Butcher Baby""
--REO Speedwagon perform ""Don't Let Him Go"" & ""Keep On Lovin' You""
--Valerie Bertinelli (host)
--Jim Carroll Band - ""People Who Died"" (and possibly ""Wicked Gravity"" & ""Day and Night"")
--Michael McKean & David L. Lander (co-hosts, in character as ""Lenny & Squiggy"") --Kool & The Gang - ""Celebration,"" ""Take It To The Top"" & an instrumental song
--Andy Kaufman (host) - the infamous fistfight episode --Sir Douglas Quintet performs ""You're Gonna Miss Me,"" ""Mendocino"" + 2 more songs
--On tape: Andy Kaufman appears in a videotaped apology.
--Marshall Tucker Band perform ""Heard it in a Love Song"" and ""This Time I Believe""
--Don Novello (host, in character as Father Guido Sarducci) --Telma Hopkins and Joyce Vincent Wilson, the singing duo ""Dawn,"" appear with Sarducci.
--Jefferson Starship perform ""Find Your Way Back"" and ""Jane""
No details
--Jimmy Buffett and the Coral Reefer Band perform ""Margaritaville"" and ""It's My Job""
--Gary U.S. Bonds performs ""This Little Girl,"" ""Way Back When"" and ""Jole Blon""