A1 - Mr. Burns & Smithers
A2 - Jay & Silent Bob
A3 - James Bond & Bond Girl
A4 - Laurel & Hardy
B1 - Pinky & Brain
B2 - Superman & Lois Lane
B3 - Darkwing Duck & Launchpad
B4 - Spongebob & Patrick
C1 - Pacman & Ghost
C2 - Tarzan & Jane
C3 - Calvin & Hobbes
C4 - Tweety & Sylvester
D1 - Dr. Jekyll & Mr. Hyde
D2 - Tom & Jerry
D3 - Bugs Bunny & Elmer Fudd
D4 - Hercules & Xena
E1 - Neo & Agent Smith
E2 - Bush & Blair
E3 - Homer & Marge
E4 - Ken & Ryu
F1 - R2D2 & C3PO
F2 - Starsky & Hutch
F3 - Garfield & Odie
F4 - Yogi & Booboo
G1 - Bart & Lisa
G2 - Mary & Mary's Little Lamb
G3 - Charlie Brown & Snoopy
G4 - Kermit & Miss Piggy
H1 - Itchy & Scratchy
H2 - Ernie & Bert
H3 - Rocky & Bullwinkle
H4 - Dilbert & Dogbert

I should have told you to watch out for the Ernie and Bert one. Bert might actually win a Ciddie! That would be unthinkable.