1. A method comprising: receiving, by one or more computing devices, an annotation of an ongoing group chat session; associating, by the one or more computing devices, the annotation with the ongoing group chat session; displaying, by the one or more computing devices, the annotation in a user interface associated with the ongoing group chat session; and receiving, by the one or more computing devices, at least one comment associated with the annotation from one or more participants of the ongoing group chat session.