Possible Clues:

• Start of a tryster's message
• Start of a tryst request
• What to do "in St. Louis"
• 'Let's get together'
• '__ in St. Louis'
• Jimmy Buffett "___ in Margaritaville"
• Tryster's request
• Terse invitation to get together
• What to do 'in St. Louis,' in an old song
• Tryster's message