I just realized that David and Mary,Kent and Vyxsin,Oswald and Danny and Joe and Bill heard that FOUR TIMES!
David and Mary (4 times) (India,Mauritius,Madagascar and Chile)
Kent and Vyxsin (4 times) (Italy,India,China and Switzerland)
Oswald and Danny (4 times) (New Zealand (2) ,Macau and Guam)
Joe and Bill (4 times) (Thailand,USA,Poland (2) )
Jet and Cord (3 times) (Seychelles,Australia and Switzerland)
Uchenna and Joyce (3 times) (Jamaica,Mozambique and Malaysia)