Here’s what’s happening in town today, Dec. 13:

Big Music Sunday at Wilton Presbyterian Church at 10.

• Open house: 15 Patrick Lane, from 11 to 12:30.

• Open house: 15 Tito Lane, from 11 to 3.

Holiday Market at Old Town Hall, from noon to 5.

• Open house: 476 Belden Hill Road, from 1 to 3.

• Open house: 266 Cannon Road, from 1 to 3.

• Open house: 75 Graenest Ridge Road, from 1 to 3.

• Open house: 30 Liberty St., from 1 to 3.

• Open house: 54 Moriarity Drive, from 1 to 3.

• Open house: 78 Old Kings Highway, from 1 to 3.

• Open house: 141 Scribner Hill Road, from 1 to 3.

• Open house: 2 Weathervane Lane, from 1 to 3.

• Holiday Book Sale at Wilton Library, from 1 to 5.

• Make Holiday Gift Tags with the Cricut at Wilton Library, from 2 to 3:30.

• Open house: 269 Millstone Road, from 2 to 4.

Advent Concert at Our Lady of Fatima Church at 3:30.

For more things to do, check the Wilton Bulletin Board.