Photos: McCartney rocking at 70
138360672JM057_The_54th_Ann
Credit: Getty Images For The Recording A
LOS ANGELES, CA - FEBRUARY 12: Singer Lady Gaga (L) and musician Paul McCartney attend the 54th Annual GRAMMY Awards held at Staples Center on February 12, 2012 in Los Angeles, California. (Photo by Larry Busacca/Getty Images For The Recording Academy)
