Migrant workers Yu Xiaolong (L) and Guan Hui of the band "Longhui Brother" sing on a makeshift stage during their free concert in front of their dormitory at a construction site in Shenyang, Liaoning province, May 14, 2011. Yu, 43, and Guan, 26, on Saturday held their first concert, sponsored by a local newspaper, singing original songs written by Yu in front of their colleagues and families, local media reported. The concert was held in an attempt to kick start the duo's singing career and to entertain their colleagues. The banner in the background reads: "Limitless passion, surpass your dreams".[Photo/Agencies]