Possible Clues:

• Be on familiar terms (with)
• Schmooze, as with the rich and famous
• Without love, tramp and wealthy man don't do this
• Talk informally with tramp about new book
• Socialise familiarly
• Mix socially in jobs newly started
• Socialise, spend time together
• Shoot the breeze (with)
• Rub elbows with
• By the 15 across there isn't any B to chat about