Rockville is gearing up for its 25th annual Hometown Holidays festival this weekend. The festivities in Town Center include music, food and a Memorial Day parade. The three-day festival will include a Taste of Rockville from 2 to 10 p.m. Saturday and Sunday. The event, presented by the Rockville Chamber of Commerce and Community Ministries of Rockville, offers food from 20 area restaurants. Most items cost $1.25 to $5, and souvenir mugs are available for $10.