bands
rian/cassadee
zack/jack
jaime/vic
austin/alan
shows
john/sherlock
derek/stiles
scott/isaac
scott/allison
sheriff stilinski/melissa mccall
eddie/patricia
blaine/kurt
chase/zoey
logan/quinn
josh/mindy
books
will/jane (will grayson, will grayson)
ron/hermione
harry/ginny
colin/lindsay (an abundance of katherines)
dan/serena
movies
peeta/katniss
charlie/sam

 * i will be updating this periodically *