Possible Clues:

• Testimony opener
• "__ it first!": "Dibs!"
• Second of a Caesarean three
• '-- Mommy Kissing Santa Claus'
• Dr. Seuss's 'And to Think That ___ It on Mulberry Street'
• Todd Rundgren "___ the Light"
• "___ the Light" Hank Williams
• Fogerty "__ __ It On T.V."
• John Mellencamp "Key West Intermezzo (___ You First)"
• What 'vidi' means in 'Veni, vidi, vici'