Craig surprises Karen after keeping a big secret for months; Craig brings his family to a special place in the heart of the Alaskan wilderness - without water, wifi, or cell service.

Craig returns to the studio to begin recording a special song for his new album with the help of Gavin DeGraw; Aly prepares for her big Grand Ol' Opry debut, where she'll sing a duet with Craig, who has a surprise for a friend and fellow veteran.