We found out yesterday that Prince William and Kate are expecting their third child in April.
They are already parents to Prince George, who's 4, and Princess Charlotte, who's 2.
But a BBC newsreader's announcement of the story has gotten a lot of attention, with people loving his sarcastic delivery.
Simon McCoy revealed the news, saying "get the time booked off work, I know I will".
<blockquote class="twitter-tweet" data-lang="en"><p lang="en" dir="ltr">"Clear your diaries, get the time booked off" - <a href="https://twitter.com/BBCSimonMcCoy?ref_src=twsrc%5Etfw">@BBCSimonMcCoy</a> announces royal baby due date in his unique way <a href="https://t.co/wiIIJXoRNt">https://t.co/wiIIJXoRNt</a> <a href="https://t.co/cwcO03lS9t">pic.twitter.com/cwcO03lS9t</a></p>— BBC News (UK) (@BBCNews) <a href="https://twitter.com/BBCNews/status/920313945247825921?ref_src=twsrc%5Etfw">October 17, 2017</a></blockquote>
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He's built up a bit of a reputation for himself and viewers seem to love incidents like him mistaking a block of A4 paper for an iPad or having to report on a story about surfing dogs or when he had to present from outside the hospital for the first royal baby even though literally nothing was happening.