Related Clues:

• T as in telegraph?
• "Lah-di-___!"
• “Zip-a-Dee-Doo-___”
• "Lah-di-__!"
• Morse code 'morsel'
• "Lah-di- —!"
• Lah-di-__
• Morse mark
• Mark longer than a dit
• “Well, lah-di-__!”