Related Clues:

• KO insert?
• R-V hookup
• Disco ___ ('Simpsons' character)
• Q-U connection
• Disco ___, 'The Simpsons' character
• 18 through 20, in a run
• They're ahead of U
• Pre-U trio
• Vowel sequence
• String after Q
• B-F link
• Alphabet section
• One of the Rugrats
• Poker champ Ungar
• Four before V