John Hodgman, A.K.A. Apple's "P.C. Guy," very nearly triggered a cosmic calamity when he crossed paths with his Verizon commercial counterpart: the "Can You Hear Me Now?" guy. Click below to hear about the encounter!
In "Starstruck," comedians and celebrities share memories of the times they found themselves gobsmacked in the presence of the ultra-famous -- proving time and again that deep down, everyone's still a fan at heart. Awwww. Watch More "Starstruck".