This script will rename the selected tracks in iTunes with their filenames (minus the extension).
There is no accounting for track numbers that may prefix the filename.
To remove characters from the beginning of your Song Names try using the script Remove n Characters From Front.
Apply selected CD's CD Text to its disc and track tags
Append user-entered text to beginning or ending of selected tag of each selected track
App displays files in iTunes Media folder which are not in iTunes library
Append beginning of selected tracks' filenames with Artist name
Display, create text file listing info of dead tracks
Remove iTunes tracks disassociated from files