Tweet the current playing track in iTunes, complete with Grooveshark URL (use as Quicksilver trigger)

Tweet.scpt

-- get properties of the playing track
tell application "iTunes"
	set thisTrack to current track
	set trackAlbum to the album of thisTrack
	set trackYear to the year of thisTrack
	set trackName to the name of thisTrack
	set trackArtist to the artist of thisTrack
end tell
--
-- change the status message to your liking here:
set tweet to "is listening to " & trackName & " by " & trackArtist & " (" & trackAlbum & ", " & trackYear & ")"

-- assemble URL
set textVar to "http://grooveshark.com/#!/search?q=" & trackName & " " & trackAlbum
set AppleScript's text item delimiters to {space}
set itemList to (text items of textVar) as list
set AppleScript's text item delimiters to {"+"}
set textVar to (itemList as text)

set tweet to tweet & " " & textVar

-- wake up Twitter
tell application "Twitter"
	activate
end tell

--brutally vandalize it
tell application "System Events"
	set the clipboard to tweet
	keystroke "n" using command down
	keystroke "v" using command down
end tell