NBC Nightly News anchor Lester Holt is going to be a grandpa!

In an Instagram photo shared by Holt's son, Stefan, you see the happy mother and father-to-be surrounded by blue balloons and plenty of smiles.

Breaking news! A new member of the Holt family will be joining us in September! #itsaboy #babyholt #pregnancyannouncement

A post shared by Stefan Holt (@stefholt4ny) on

Big news: Lester is going to be a grandfather! His son Stefan and his daughter-in-law Morgan are having a baby boy in September. Congratulations to the Holt family! (??: @stefholt4ny)

A post shared by @nbcnightlynews on

The wonderful news came the same day as Holt's 58th birthday on Wednesday, so he had two cakes that day. You can never have too much cake.