1. A mobile device for improving identification of multimedia content for inclusion in a messaging conversation, comprising: a memory; and a processor, coupled to the memory, to: provide, for display, a messaging application user interface of a messaging application, the messaging application being for one or more of instant messages, short messaging service (SMS) messages, enhanced messaging service (EMS) messages, or multimedia message service (MMS) messages, and the messaging application user interface comprising a text entry box, a submit button, and a messaging conversation display region; receive, in the text entry box, a text input; determine, using the messaging application, that the text input includes a search function indicator; replace, based on determining that the text input includes the search function indicator, the submit button with a search button; invoke, based on receiving a selection of the search button, a search application provided by the mobile device; provide one or more search terms, determined from the text input, to the invoked search application; identify, after providing the one or more search terms, one or more search results based on the search application using a particular search engine to search the Internet, the particular search engine being previously selected by a user of the mobile device; provide, for display, a menu of the one or more search results in the messaging application user interface, the one or more search results including a particular search result for the multimedia content; receive information identifying a selection of the particular search result from the menu of the one or more search results; incorporate, based on the information identifying the selection of the particular search result, the multimedia content, of the particular search result, into a portion of the text input received in the text entry box of the messaging application user interface; and replace the search button with the submit button in the messaging application user interface.