 Tina Weymouth and Chris Frantz have been happily married for 45 years Image: GETTY How do they do it? You have to hold back a little mystery, Tina, 72, tells me. Chris has his secrets; I have mine. Avoiding the vulgarities is really important lets not go into details. Its crazy to reveal everything. Sitting ... Chris Frantz and Tina Weymouth on David Byrne and Tom Tom Club... 