Jamie Lynn Spears will marry fiance Casey Aldridge before the year is out, OK! Magazine reported Wednesday.

Maddie’s mom and dad will exchange “I do’s” at Jamie Lynn’s new three-acre property in Liberty, Mississippi. sometime in late fall, the tab tattles.

A Spears source says:Britney will be Jamie Lynn’s maid of honor, while Casey’s sister Ashlee will serve as one of the bridesmaids.

“She loves everything about the area where she lives. She’s not going to get married at some luxury resort in the Caribbean or a hotel in Beverly Hills. Her own backyard with just the people who matter most is more Jamie Lynn’s style.”

The 17-year-old mom is looking forward to making Baby Maddie a big part of the ceremony; there are plans to have the infant in “a basket decorated with flowers and carried into the ceremony by the bride and groom’s mothers.”