8. The method of claim 1 , wherein the subset of video objects is identified based on demographic attributes associated with the second user.
1. A method for presenting video objects linked to a source video, comprising: identifying demographic attributes corresponding to a first user participating in an online conversation with a second user; determining at least one keyword associated with the online conversation, wherein the keyword indicates a topic of the online conversation; identifying a subset of video objects from a plurality of video objects based at least on the demographic attributes and the at least one keyword, wherein each video object of the subset of video objects comprise a portion of a respective video; causing the identified subset of video objects to be presented in a group of video objects on a first user device associated with the first user; receiving an indication that a first video object of the subset of video objects has been selected on the first user device for inclusion in a message in the online conversation; and causing the selected first video object to be presented on a second user device associated with the second user.