Prince Harry leaned down, expecting to be gifted his own bunch, but Dasha did not look thrilled with the prospect.
The royal couple, keen to converse with as many as possible, briefly separated so Prince Harry could go and talk to the families of veterans on the other side of the Boardwalk.
Hannah said: "I told my sister we would see Meghan today but I couldn't believe it when she came over to speak to us".
Pointing his finger, he said: "You can't give flowers that big to my wife".
"Thank you so much", said Meghan.
Mrs Dunne said it was "marvellous" to meet the pair. "Enjoy the rest of the day".
OK, let's try one more time.
PlayStation 4 consoles are crashing because of a malicious message
The simplest solution to prevent this from happening in future is to turn off messages from folks you don't know. Some cases are so severe that a factory reset becomes necessary to stabilise the console once again.
Harry has become immensely popular in Britain, in part because of his military service and tireless work on behalf of wounded soldiers, and he has spoken often in recent years of his desire to settle down and start a family.
He said in 2015, before he met Meghan, that he would "love to have kids right now".
Tuesday marks their first public appearance since announcing the news. Awarded posthumously for his bravery, Mrs Dunne had it pinned to her chest.
"Our friends are going on be so jealous, we're going to be taking about this forever". Managing to spot her in her wheelchair, he reached into the crowd to speak to her.
"I'm glad he's got a wife now". He said the press had been so abusive that he anxious about her and her family's safety.
The foursome were then joined by the Invictus representatives for another group photograph and chatted with them for a few minutes before walking into the house to sign the visitor's book.
The Invictus Games will take place in Sydney from October 20 to October 28.
The two are slated to watch the Invictus Games, visit the Tarong Zoo in Sydney and attend a rehearsal of the Bangarra Dance Theatre at the Sydney Opera House.