richie

-yours: a necklace with both of your initials on it
-his: an cute picture of the two of you (which now hangs above his bed)

bill

-yours: a plushie of your favourite animal
-his: a shirt he had been eyeing for a while now

eddie

-yours: a new sketchbook and a set of drawing pencils
-his: a brand new fanny pack

stan

-yours: an album of cute photos of the two of you
-his: a bunch of flannels in his favourite colours

beverly

-you got each other matching couple t-shirts