Works best if one's day was filled with random, unforeseen events.
2nd Person: Oh I did EVERYTHING! Had an arguement about meta-physics & the creation/purpose of the universe, the current state of the Third Dimension, and all things in between. Vowed to pick a fight with the meta-physical incarnation of the Concept of Hell.
Oh, and I met a horse.
Brother: What'd you do today sis?
Sister: ... well, I went to see my friend in the hospital, got into a care accident afterward, ended up in a bed next to her for a few hours before the doctors actually told me to leave... oh and I met a horse.
Brother: In a hospital? Rather unhygienic... wait, WHAT?!