Message output incorrect

command: container for all of the stuff the bot needs.
owner: an IUser contained in an object grabbed from the IMessage author.
reacted: an IUser contained in an object grabbed from the Reaction add event.

if (!command.guild.config.autoArtPinning) {
    if (owner.longID == reacted.longID) {
        response = "> **" + reacted.displayName + "** Has pinned their art by reacting with the \uD83D\uDCCC emoji.";
    } else {
        response = "> **" + reacted.displayName + "** Has pinned **" + owner.displayName + "'s** art by reacting with the \uD83D\uDCCC emoji.";
    }
} else {
    response = "> I have pinned **" + owner + "'s** art.";
}
if (command.guild.config.likeArt && command.guild.config.modulePixels) {
    response += "\n You can now react with a \u2764 emoji to give the user some pixels.";
}