United Kingdom, Oct. 29 -- Michelle and Barack Obama don't speak to each other before date nights.

The former US First Lady has revealed that she and her husband deliberately avoid conversation whenever they have dates planned so they can save their chat for the occasion.

Michelle - who has daughters Malia, 27, and Sasha, 24, with the former US President - told People magazine: "We've been married 32, 33 (years)... I always forget. Sorry, honey.

"When we're both happy about date night, we're at home. We are not getting dressed. We just have a nice dinner, candles lit, music, we talk. We don't talk for the whole day, because we're in the house together all day, right?

"We work from home. So when we are going to have a really special ni...