Melissa Gilbert a spokeswoman for anti-drug group

Actress Melissa Gilbert appears at Borders Books to promote her autobiography "Prairie Tail" in New York, June 9, 2009. (AP Photo/Charles Sykes)

October 7, 2010 7:59:50 AM PDT
Melissa Gilbert has ditched her "Little House" sun bonnet for a virtual megaphone, joining newly re-branded The Partnership at as celebrity spokeswoman.