Marc Brown's Arthur: Books 1 and 2: Arthur's Mystery Envelope; Arthur and the Scare-Your-Pants-Off Club
Publisher: Listening Library (Audio)
Date: July 2003
Duration: 1 hours 30 minutes
It looks like trouble when the principal asks Arthur to take home a large envelope marked CONFIDENTIAL. His friends try to guess what’s inside. It might just be information on . . . summer school! Will Arthur face the consequences or pretend to lose the envelope?