Season One (1989-90)

7G06 Ron Taylor (Bleeding Gums Murphy)
7G09 Albert Brooks (Cowboy Bob)
7G11 Albert Brooks (Jacques)
7G10 Sam McMurray (Gulliver Dark)
7G01 June Foray (Babysitter service woman)
7G01 Penny Marshall (Ms. Botz)

Season Two (1990-91)

7F02 Harvey Fierstein (Karl)
7F04 James Earl Jones (Mover, Serak the Preparer, Narrator)
7F05 Tony Bennett
7F05 Tom Poston (Capital City Goofball)
7F07 Greg Berg (Homeless guys)
7F11 George Takei (Akira, the waiter)
7F11 Joey Miyashima (Master Chef)
7F11 Diane Tanaka (Hostess)
7F11 Larry King
7F12 Jon Lovitz (Artie Ziff, Mr. Seckofsky)
7F16 Danny DeVito (Herb Powell)
7F14 Tracey Ullman (Emily Winthrop)
7F17 Audrey Meadows (Bea Simmons)
7F18 Jon Lovitz (Professor Lombarbo)
7F18 Ringo Starr
7F19 Sam Etic (aka Dustin Hoffman) (Mr. Bergstrom)
7F21 Chloris Leachman (Mrs. Glick)
7F21 Daniel Stern (Narrator)

Season Three (1991-92)

7F24 John Jay Smith (Leon Kompowsky)
8F03 Joe Mantegna (Fat Tony)
8F03 Neil Patrick Harris (Himself playing Bart)
8F04 Magic Johnson
8F04 Chick Hearn
8F04 Jon Lovitz (Aristotle Amadopolis)
8F05 Jackie Mason (Rabbi Hyman Krustofski)
8F08 Catherine O'Hara (Collette)
8F08 Aerosmith
8F11 Sting
8F13 Jon Lovitz (Aristotle Amadopolis)
8F13 Wade Boggs
8F13 Jose Canseco
8F13 Roger Clemens
8F13 Ken Griffey, Jr.
8F13 Don Mattingly
8F13 Steve Sax
8F13 Mike Scioscia
8F13 Ozzie Smith
8F13 Darryl Strawberry
8F13 Terry Cashman
8F15 Steve Allen (Bart's 'electronically altered' voice)
8F19 Beverly D'Angelo (Lurleen Lumpkin)
8F21 Spinal Tap
8F22 Kimmy Robertson (Samantha Stanky)
8F23 Danny DeVito (Herb Powell)
8F23 Joe Frazier

Season Four (1992-93)

8F18 Jon Lovitz (Llewellyn Sinclair)
9F02 Bob Hope
9F03 Neil Armstrong
9F05 Tom Jones
9F06 Sarah Gilbert (Laura Powers)
9F06 Pamela Reed (Sara Powers)
9F07 Linda Ronstadt
9F07 Adam West
9F08 Elizabeth Taylor (Maggie Simpson)
9F10 Leonard Nimoy
9F15 Dr. Joyce Brothers
9F16 Brooke Shields
9F18 Barry White
9F20 David Crosby
9F19 Johnny Carson
9F19 Bette Midler
9F19 Luke Perry
9F19 Hugh Hefner
9F19 Red Hot Chili Peppers
9F19 Barry White
9F19 Elizabeth Taylor

Season Five (1993-94)

9F21 David Crosby
9F21 George Harrison
9F21 The Dapper Dans (The Be Sharps)
1F01 The Ramones
1F03 Pamela Reed (Ruth Powers)
1F03 George Feneman (Narrator)
1F05 James Brown
1F05 Albert Brooks (Brad Goodman, McGonickle)
1F06 Ernest Borgnine
1F07 Werner Klemperer (Colonel Klink)
1F07 Michelle Pfeiffer (Mindy Simmons)
1F08 Gerry Cooney
1F08 Robert Goulet
1F09 Sam Neill (Malloy)
1F11 Conan O'Brien
1F10 James Woods
1F12 Kathleen Turner (Stacy Lovell)
1F13 Buzz Aldrin
1F13 James Taylor

Season Six (1994-95)

1F17 Winona Ryder (Allison Taylor)
2F33 Albert Brooks (Jacques)
2F33 Sara Gilbert (Laura Powers)
2F33 Jon Lovitz (Artie Ziff)
2F33 Michelle Pfeiffer (Mindy Simmons)
2F02 Dr.Demento
2F02 Larry King
2F02 Henry Corden (Fred Flintstone)
2F03 James Earl Jones (Maggie Simpson)
2F04 Meryl Streep (Jessica Lovejoy)
2F06 Dennis Franz (Himself playing Homer)
2F08 Ted Danson (Sam Malone)
2F08 Woody Harrelson (Woody Boyd)
2F08 Rhea Perlman (Carla Tortelli)
2F08 Jon Ratzenberger (Cliff Claven)
2F08 George Wendt (Norm Peterson)
2F08 Ann Bancroft (Dr. Zweig)
2F09 Patrick Stewart (Number One)
2F12 Dick Cavett
2F12 Johnny Unitas
2F14 Mel Brooks
2F14 Susan Sarandon (Ballet Teacher)
2F31 Jon Lovitz (Jay Sherman)
2F31 Maurice LaMarche (George C. Scott)
2F15 Mandy Patankin (Hugh Parkfield)
2F32 Ron Taylor (Bleeding Gums Murphy)
2F32 Steve Allen
2F16 Tito Puente

Season Seven (1995-96)

2F20 Tito Puente
2F17 Mickey Rooney
3F03 Paul & Linda McCartney
3F04 Paul Anka
3F06 Glenn Close (Grandma Simpson)
3F06 Harry Morgan (Bill Gannon)
3F08 R. Lee Emrey (Colonel Leslie Hapablap)
3F31 Buzz Aldrin
3F31 Glenn Close (Grandma Simpson)
3F31 Liz Georges (Maggie Simpson)
3F07 Lawrence Tierney (Don Brodka)
3F11 Tom Kite
3F12 Bob Newhart
3F13 Donald Sutherland (Hollis Hurlbut)
3F16 Suzanne Somers
3F16 Kirk Douglas (Chester J. Lampwick)
3F16 Jack Sheldon (Amendment)
3F15 Jeff Goldblum (MacArthur Parker)
3F21 Cypress Hill
3F21 Peter Frampton
3F21 Smashing Pumpkins
3F21 Sonic Youth
3F22 Christina Ricci (Erin)

Season Eight (1996-97)

3F23 Albert Brooks (Hank Scorpio)
4F03 Michael Buffer
4F03 Paul Winfield (Lucious Sweet)
4F05 Rodney Dangerfield (Larry Burns)
4F07 Jon Lovitz (Jay Sherman)
3F24 Johnny Cash (Coyote)
3G01 Leonard Nimoy
3G01 Gillian Anderson (Dana Scully)
3G01 David Duchovny (Fox Mulder)
4F08 Jack Lemmon (Frank Ormand)
4F11 John Waters (John)
4F14 David Hyde Pierce (Cecil Terwilliger)
4F15 Dave Thomas (Rex Banner)
4F17 Bret "The Hitman" Hart
4F18 Sab Shimono (Mr. Sparkle)
4F20 Gailard Sartain (Big Daddy)
4F20 Tim Conway
4F21 Willem Dafoe (Commandant)

Season Nine (1997-98)

4F23 Martin Sheen (Sgt. Seymour Skinner)
3G02 Fyvush Finkel (Himself playing Krusty)
5F03 Joe Namath
5F03 Roy Firestone
5F03 Mike Judge (Hank Hill)
5F04 Jan Hooks (Manjula)
5F04 Andrea Martin (Apu's mother)
5F05 Stephen Jay Gould
5F07 Alex Trebek
5F08 Jim Varney (Cooter)
5F11 Jack Ong (Chinese fisherman)
5F11 James Earl Jones (Narrator)
5F10 Bruce Baum
5F10 Janeane Garafolo
5F10 Bobcat Goldthwait
5F10 Steven Wright
5F10 Jay Leno
5F10 Hank Williams, Jr
5F12 Helen Hunt (Renee)
3G04 Bob Denver
3G04 Rod Steiger (Captain Tenille)
5F14 Paul Winfield (Lucious Sweet)
5F09 U2
5F09 Steve Martin (Ray Patterson)
5F16 Brendan Fraser (Brad)
5F16 Steven Weber (Neil)
5F20 Lisa Kudrow (Alexis)

Season Ten (1998-99)

5F21 William Daniels (KITT)
AABF01 Robert Englund (Freddy Kruger)
AABF01 Ed McMahon
AABF01 Regis Philbin & Kathie Lee Gifford
AABF01 Jerry Springer
5F19 Kim Basinger
5F19 Alec Baldwin
5F19 Ron Howard
5F19 Brian Grazer
AABF02 Martin Mull (Seth)
AABF02 George Carlin (Munchie)
AABF05 Mark Hamill
AABF05 Dick Tutfield (Voice of the robot)
AABF06 The Moody Blues
AABF07 Cyndi Lauper
AABF08 Fred Willard (Wally Krogen)
AABF08 Rosey Grier
AABF08 Troy Aikman
AABF08 Dan Marino
AABF08 Pat Summerall
AABF08 John Madden
AABF08 Dolly Parton
AABF08 Rupert Murdoch
AABF09 Ed Begley, Jr.
AABF11 Jan Hooks (Manjula)
AABF11 Elton John
AABF15 Isabella Rossellini (Astrid Weller)
AABF15 Jasper Johns
AABF16 Jack LaLane
AABF17 Michael McKean (Jerry Rude)
AABF18 Stephen Hawking
AABF20 George Takei (Game Show Host)

Season Eleven (1999-2000)

AABF23 Mel Gibson
AABF23 Jack Burns (Edward Christian)
BABF02 Ron Howard
BABF02 Penn & Teller
BABF01 Dick Clark
BABF01 Lucy Lawless
BABF01 Tom Arnold
AABF19 The B-52's
BABF03 Jan Hooks (Manjula)
BABF03 Garry Marshall (Larry Kidkill)
BABF03 Butch Patrick
BABF05 John Goodman (Meat Hook)
BABF05 Henry Winkler (Ramrod)
BABF05 NRBQ
BABF06 Don Cheadle (Brother Faith)
BABF08 Britney Spears
BABF09 Randy Bachman
BABF09 Fred Turner