Lyric discussion by born to run 

Cover art for You Can't Do That lyrics by Beatles, The

Nice theory, 2world, but I don't think Lennon had too much interest in religion at that stage in his life. This song is probably nothing more than a mysogonistic Lennon tune fuelled by his border-line maniacal jealousy. This song shows the "tough" side of Lennon to counter his softer side on songs like "If I Fell" and "Tell me Why"