function getArtistInfo() {
        global $arguments, $channel;

        if (!$arguments) {
                $message = 'Please specify an artist.';
        } else {

                $json_data = getLastfmData('artist.getinfo','limit=1&autocorrect=1&artist=' . urlencode($arguments));
                if ($json_data['artist']['name']) {
                        $message = $json_data['artist']['name'] . ' have ' . number_format($json_data['artist']['stats']['playcount']) . ' plays and ';
                        $message .= number_format($json_data['artist']['stats']['listeners']) . ' listeners.';
                        if ($json_data['artist']['similar']) {
                                $artists = array();
                                foreach ($json_data['artist']['similar']['artist'] as $similar_artist) {
                                        array_push($artists, $similar_artist['name']);
                                }
                                $message .= ' Similar artists include: (' . join(', ',$artists) . ')';
                        }
                        $top_tags = getTopTags($json_data['artist']['name']);
                        if ($top_tags) {
                                $message .= ' Tags: (' . $top_tags . ')';
                        }
                } else {
                        $message = 'Last.fm could not find artist: ' . $arguments;
                }
        }
        send_msg($channel, $message);
}