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/ Source: TODAY
By Randee Dawn

She's the star of "Veep" and a former "Seinfeld" star, but when it comes to NCAA March Madness, Julia Louis-Dreyfus is a mom first!

Two big thumbs up for the Northwestern Wildcats from Julia Louis-Dreyfus!Alex Brandon / AP

And when she watched her son Charlie's team, the Northwestern Wildcats, beat Vanderbilt University to score their first-ever NCAA tournament win Thursday, she was totally stoked:

RELATED: Northwestern superfan Julia Louis-Dreyfus cheers son Charlie in NCAA Big Ten tournament

So much so that she's ready to do the Elaine dance!

It may help that she and her husband of 29 years, Brad Hall, are alumni of Northwestern.

But we can't stop watching her "Oh, my God" reaction to learning of the win.

Louis-Dreyfus and Hall, who have another grown son, Henry, are longtime, fervent 'Cats supporters and sometimes share selfies from their seats:

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