Bonus Feature:

From the main menu on all four discs, you'll see 14 cartoons listed. Beside some of the cartoon titles, you'll see a microphone and/or a musical note - Go down to that title, then press right to light the mike or the note - Click the mike to play the cartoon with a commentary track - Click the note to play the cartoon with a music-only soundtrack

All easter eggs were generously submitted by SirDonk