You Are Invited to Go Batty with Amelia Bedelia! What: Party When: Halloween Who: Amelia Bedelia and Friends No RSVP necessary -- just open this book for tricks (and treats) galore!You Are Invited to Go Batty with Amelia Bedelia! What: Party When: Halloween Who: Amelia Bedelia and Friends No RSVP necessary -- just open this book for tricks (and treats) galore!