Is your grandmother on Twitter? Because
Oliver Hudson and
's new baby girl Rio can boast that her grandma is.
Goldie Hawn welcomed her first granddaughter into the world with a tweet to her nearly half a million followers.
Goldie already has four grandsons between Oliver and Erin's brood and the tykes belonging to Oliver's little sister,
. Oliver and Erin had
Wilder Brooks Hudson
in Aug. 2007 and
Bodhi Hawn Hudson
in March 2010.
As for Kate's brood,
Ryder Russell Robinson was born Jan. 2004 during Kate's marriage to The Black Crowes frontman,
Chris Robinson. She had
Bingham Hawn Bellamy in July 2011 with her current fiance, Muse frontman