Yvette Nicole Brown (born August 12, 1971) is an American actress and comedian. Brown has appeared in numerous commercials, television shows, and films throughout her career. From 2009 to 2014, she starred as Shirley Bennett on the NBC comedy series Community. She had a recurring role on the Nickelodeon sitcom Drake & Josh as Helen Dubois, and voiced the character Cookie on the American-Canadian animated series Pound Puppies. Brown has also had small guest roles in television shows such as That 70's Show, The Office, Boston Legal, Chuck, and The Soul Man. In addition to television, she has had supporting roles in films such as (500) Days of Summer, Tropic Thunder, Repo Men, and Percy Jackson: Sea of Monsters.