In 2010, Gibb withdrew from a planned appearance on the Gorillaz album "Plastic Beach" which was released in March. In December 2011, his two songs, "Grey Ghost" and "Daddy's Little Girl" were released. On 21 February 2012, Gibb performed his first solo concert in the U.S. at the Seminole Hard Rock Cafe in Florida. He sang "How Can You Mend a Broken Heart" with Maurice's daughter, Samantha Gibb, who is a singer in her own band. Barry's son Steve was also on stage as lead guitarist and sang a Maurice composition, "On Time". On 20 May 2012, Robin Gibb died, making Barry the sole surviving Gibb brother.