PASADENA, CA - MAY 04: A Blackberry Curve 8310 is seen in a photo illustration on May 4, 2009 in Pasadena, California. With help from an aggressive promotional campaign, the BlackBerry Curve passed the top-selling iPhone in the first quarter of 2009 in sales. Between January 1 and March 31, the five top-selling smartphones were the BlackBerry Curve, the Apple iPhone 3G, the BlackBerry Storm, the BlackBerry Pearl (not including the Pearl Flip) and the T-Mobile G1 with the Android operating system, according to a survey by the NPD Group.