When two people start up an off topic conversation through comments on someone's facebook status.
ALEX: *status update* my turtle died...:'(
*comments*
RAINA: I heard Kima's selling turtles online! I want one!
KIMA: Only 3 dollah! XD
ALEX: MY pet just died! Who the hell cares about Kima?!Stop comment hogging my status and let me cry in peace!