Actress Jessica Alba is this year's celebrity guest at the Front Row, a three-day style event in Bethesda that kicks off May 16. Alba will be signing copies of her book "The Honest Life: Living Naturally and True to You" on May 17 from 5 to 6:30 p.m. in front of the Redwood Restaurant and Bar. Afterward, 15 of Bethesda Row's fashion retailers will show off their goods at the Front Row Runway Event, which starts at 7:30 p.m. Both events are free and open to the public.