"For about 30 seconds it seemed like Ringo Starr's 70th birthday concert at Radio City Music Hall earlier tonight was over," writes Rolling Stone reviewer Andy Greene. "Then, just as the house lights threatened to rise, a roadie brought out Paul McCartney's signature Hofner bass and the sell-out crowd went into absolute hysterics. When McCartney himself ran onstage and burst into (of course) the White Album's "Birthday," the screams reached a decibel level rarely heard since the Beatles stopped touring nearly 45 years ago."
Fortunately a fan with a cell phone camera captured the moment. Here 'tis: