Arts Festival Finale

The 17th annual Columbia Festival of the Arts concludes with Lakefest, a free two-day arts and cultural event at Columbia's Lake Kittamaqundi, and a concert by Grammy Award-winning singer Harry Connick Jr. at Merriweather Post Pavilion, 10475 Little Patuxent Pkwy., Columbia. Lakefest, which returns to the festival after a three-year hiatus, offers free family activities amid a carnival atmosphere. They include a kinetic art parade, musical performances and arts and crafts booths. 4-11 p.m. tomorrow and 9 a.m.-11 p.m. Saturday. The final concert of the 10-day festival, which is also part of Connick's "Only You Tour," will be at 7:30 p.m. Sunday. Tickets, which cost $40 for lawn seats and $75 for seats in the pavilion, can be obtained by calling 800-955-5566. For more information about the festival, call 410-715-3089 or visit www.columbiafestival.com.

Howard County History

Joetta Cramm, author of "A Pictorial History of Howard County" and "Historic Ellicott City: A Walking Tour," will speak about the 12,000 acres that became Columbia. She also will discuss the area's historic houses and farms. Cramm, Preservation Howard County's lifetime achievement award winner last year, will have copies of her books available for purchase and signing. 7 p.m. Monday. Central Library, 10375 Little Patuxent Pkwy., Columbia. Free. 410-313-7860.

Singer and pianist Harry Connick Jr. will perform Sunday at Merriweather Post Pavilion as part of the Columbia Festival of the Arts finale.