Who would have the other’s picture as their phone background – Cas, Dean pretends to be annoyed but secretly loves it. And he has an album in his phone dedicated to Cas, which he looks through often.
Who leaves notes written in fog on the bathroom mirror – Cas
Who buys the other cheesy gifts – BOTH
Who initiated the first kiss – Dean, it was a heat of the moment thing, for once he stopped overthinking it
Who kisses the other awake in the morning – Dean
Who starts tickle fights – Cas, only because he’s not ticklish, but learned Dean is extremely, in certain places
Who asks who if they can join the other in the shower – Cas asks
Who surprises the other in the middle of the day at work with lunch – Both? When Cas is human he tends to forget to eat so Dean brings him food, and when Cas still has his grace he surprises Dean with a burger & pie from his favorite place
Who was nervous and shy on the first date – Dean, he tried to hide it but was nervous af
Who kills/takes out the spiders – Cas takes them to put them outside, he won’t allow Dean to kill them
Who loudly proclaims their love when they’re drunk – Dean, he’s not into pda or anything but when he’s completely loaded he’s all over Cas and super sappy