The Arrogant Worms have written many, many songs over the years, and you can read their lyrics here. Some have been color-coded to indicate the singer: Chris, Trevor, or Mike.
In addition to their own work, the Worms have been credited for several songs which they did not write. It seems that any funny song with Canadian content gets credited to the Worms eventually. The following songs are NOT by The Arrogant Worms: