Related Clues:

• Sobriquet
• Tag line?
• Question answered by ''M'' or ''F''
• ''A Horse With No ---''
• Dogtag info
• Cause of some R ratings
• With 50- and 53-Down, apt title for this puzzle
• Finger
• Implicate
• ''What's in a ---?''
• Scandal subject
• Appellation
• Rat out
• Birth certificate info
• Application blank