--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""

--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""

--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""