kenya with friends. william carry the engagement ring for three weeks and got down on one fee and asked kate to be his wife. >> i took her up somewhere nice in kenya and proposed. >> very romantic. a true romantic. >> greta: he whipped out an extravagant sapphire and diamond ring and she accepted. this wasn't just any ring. it holds sentimental value to the prince. and once belonged to his mother princess diana. prince charles proposed with the same ring in 1985. >> it is my mother's engagement ring. i thought it was nice. obviously she is not going to be around to share in the fun and excitement this is my way of keeping her close. >> greta: once again the two made headlines around the world. they had no choice but to appear together gushing and ecstatic about the wedding ahead. >> time something right now. we are both very happy. and i'm very glad that i have done it.