Ketchup packet
Example:
Girl: *gasps and looks scared*
Guy friend: what's wrong?
Girl : shakes her head no*
Female friend: *gasps* ketchup packet..?
Girl: nods
Girl: *gasps and looks scared*
Guy friend: what's wrong?
Girl : shakes her head no*
Female friend: *gasps* ketchup packet..?
Girl: nods