Syntax: @ungag <player or object>
Remove the given player or object (or, in the second form, everyone) from your 'gag list'. You will once again see any messages that result from actions initiated by the ungagged player(s) or objects. In particular, you will once again be able to hear them if they speak, emote, or whisper to you. See 'help gagging' for an explanation of gagging in general.
and is once again able to hear Grover's witty remarks. Sigh...
gagging -- general info about gagging
@gag -- add one or more players to your gag list
@listgag -- list the players you currently have gagged