Country superstar Carrie Underwood announced on Thursday her long-awaited fourth album will finally arrive in stores on May 1st.  The singer revealed the title of the as-yet-untitled album's first single, "Good Girl," which will hit radio on February 23rd.  Since her debut album was released in 2005, Underwood has been one of country's most successful artists, selling more than 14 million albums worldwide and collecting five Grammys.