Would you like to leave a message? http://tubegalore.in.net/ www.tubegalore.com  John Mayer is back on the market, and he has a whole new look to go with his single-man status. The singer, who wore his hair long and curly while briefly romancing Katy Perry over the summer, debuted a shorter, clean-cut look while at the SkyBar at the Mondrian Los Angeles on Aug. 25, 2012.