Over instant messenger:
ozzir: when is your talk?
ozzir: oh, i'm taking my gf to dinner, for her birthday
niniane: that's nice! where are you taking her?
ozzir: [url of restaurant]
niniane: the food looks good
ozzir: i was going to propose
niniane: really????? That's so awesome!!
niniane: i'm so excited for you!
ozzir: ... that we stop celebrating birthdays
niniane: god damn it
ozzir: i was going to propose that we stop getting each other gifts for birthdays
ozzir: sorry, i can't stop laughing