Mercer Island will celebrate the spooky season with the upcoming Hallo-Weekend. Enjoy trick-or-treating from 4-6 p.m. on Oct. 27 in Town Center, and the annual Pumpkin Walk will take place from 5-8 p.m. on Oct. 29 in Mercerdale Park. The path will be lined with a glowing display of carved pumpkins. Carvers of all ages can drop off their pumpkins to be included in the walk from noon to 4 p.m. on the day of the event at Mercerdale Park. For more information, visit: https://tinyurl.com/2fk7z884