Possible Clues:

• Hypocritical pair encountered
• Showing a double-sided visage to deceive
• Deceitful like Janus, Roman god of doors
• Hypocritical (like clock in tower?)
• Double-dealing, like Janus?
• Insincere, as 'Four-eyes' is?
• Unreliable, seeing double?
• Janus-like reporter's also confronted
• False as a Picasso portrait might appear to be?
• Part 2 of the cosmetic question