Just two nights prior, Kidman attended Witherspoon's star-studded party in LA

By Karen Mizoguchi
Updated March 22, 2016 11:55 PM
Credit: Instagram

Happy Birthday, Reese Witherspoon!

The Oscar-winning actress celebrated her 40th birthday over dinner and dessert with famous friend Nicole Kidman on Tuesday.

“This is 40 … I am one lucky gal,” Witherspoon wrote on Instagram along with a photo of her and Kidman, 48, at the table, moments before the birthday girl blew out her candles.

Just a couple nights prior on Sunday, the Draper James founder hosted a star-studded birthday party in Hollywood at the Warwick, where Kidman and her husband Keith Urban danced the night away with A-listers such as Jennifer Aniston, Justin Theroux and Kate Hudson.

Also in attendance were Courteney Cox, Matthew McConaughey and wife Camila Alves, Robert Downey Jr. and wife Susan Downey, Tobey Maguire and wife Jennifer Meyer, Elizabeth Banks, Nicole Ritchie and Jason Bateman.

Urban served as the night’s guitarist in addition to Taylor Swift performing a special concert.

On Tuesday, Witherspoon’s 16-year-old daughter, Ava Phillippe wished her a happy birthday. “Happy birthday to this lovely woman! thanks for always being there to support me. have the best day,” she wrote.