This script copies the lyrics from the Lyrics tag--if they exist--of the currently playing track, or if no track is playing, the selected track(s), to a new TextEdit document. Requires iTunes 5 or better.
(Note: In order to launch this PowerPC-era script on an Intel machine, it must first be opened and then saved using AppleScript Editor, which is located in your /Applications/Utilities/ folder. More information is here.)
Exports and then re-imports selected tracks' artwork
Export album artwork as folder.jpg to Album folder
Edit a selection of iTunes tracks' tags in single window
Delete characters from the beginning or ending of selected tracks' name, artist, album, comments, composer, or show tags
Add or subtract a user-entered number from each selected track's Plays
Batch set new Last Played/Last Skipped of selected tracks