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BEVERLY HILLS, CA - JANUARY 07: (L-R) Actors Laura Dern, Nicole Kidman, Zoe Kravitz, Reese Witherspoon and Shailene Woodley pose with the Best Television Limited Series or Motion Picture Made for Television award for 'Big Little Lies' in the press room during The 75th Annual Golden Globe Awards at The Beverly Hilton Hotel on January 7, 2018 in Beverly Hills, California. (Photo by Kevin Winter/Getty Images)

No doubt about it, HBO’s show, Big Little Lies is one of the biggest TV hits of the last year. The A-list cast has been winning award after award.

We already know that the show will be returning for a second season, and we’ve just learned that a HUGE star will be joining the cast for season 2; MERYL STREEP! 

The three-time Oscar winner will play the role of Mary Louise Wright (AKA Nicole Kidman‘s character’s mother-in-law)

As you can imagine, Twitter was freaking about the news. Here’s some of the best responses: