This is the game of things. It's a board game (
http://www.thingsthegame.com/)but suitable for online too.
One person asks a "things" question, like
"Things you wouldn't do for a million dollars" or
"Things not to say to your mother-in-law" or
"Things that would ruin a job interview" or
"Things you would find in a junk drawer."
The next person answers with a small list of answers, and then asks a new one.
I'll start with
Things you do in a car, other than drive: