Inside the KFI-AM studio, the face of this Jesus looks nothing like familiar images of Christ. Bald and goateed sans moustache, he wears a hoop earring and bears the tattoos of a rebellious youth. The voice of KFI Jesus -- a strong, smooth bass -- belongs to Neil Saavedra, who does not believe he is the Messiah yet assumes the godly persona during a three-hour call-in show that airs Sunday mornings. His tone is not sarcastic but loving, his aim not to deceive but to reach Christians in need of support, encouragement and pastoral advice. For Saavedra, a lifelong Christian,...