on buildNowPlaying()
    tell application "System Events"
        set CurrentTrack to the value of static text of window of process "Enqueue" as list
    end tell
    set TrackArtist to item 1 of CurrentTrack
    return TrackArtist as string
end buildNowPlaying

using terms from application "Colloquy"
    on process user command cmd with args for chatRoom
        if cmd is equal to "npb" then
            set nowPlaying to buildNowPlaying() & " " & args
            tell chatRoom to send message nowPlaying to chatRoom with action tense
            return nothing
        end if
    end process user command
end using terms from