From former vice president Joe Biden to "Seinfeld" co- star Jason Alexander tweeted messages of encouragement for the Emmy-winning actress.
The "Veep" star's son tweeted a charming image of the two from when he was a child alongside the message, "I couldn't be more thankful for the outpouring of support for my mom yesterday. Here's a picture of us taken last year. Love to you all."
The actress second these thoughts and responded to her son's message with a retweet and a note of her own.