black & white
cheech & chong
moon & stars
girl & boy
panties & bra
hands & feet
short & tall
fat & skinny
knife & fork
cup & saucer
pots & pans
walk & run
sit & stand
dogs & uh...er...hmm...cats
light & dark
car & truck
oil & gas
up & down
right & left
yes & no
back & forth
dollars & cents
black & blue
off & on
etc & etc
etc & etc
Pork and Beans.