AB Bonnie & Clyde (Who's the others?)
CD Peter Pan & Wendy (Simply because Bush and Kerry aren't classic and the fact that both have all their limbs intact.)
EF Beavis & Butthead (Who's the others?)
GH Calvin & Hobbes
IJ Homer & Marge
KL Garfield & Odie
MN Bart & Lisa
OP Sherlock Holmes & Dr. Watson