Lily Rabe reveals pregnancy by rocking baby at star-studded Los Angeles gala

Lily Rabe revealed her pregnancy by rocking her baby bump on Saturday at a gala in Los Angeles.

The 39-year-old actress and longtime partner Hamish Linklater, 45, are expecting their third child together, a rep confirmed to E! New.

Lily and Hamish already have a daughter born in 2017 and a one year old daughter together.

Baby bump: Lily Rabe revealed her pregnancy by rocking her baby bump on Saturday at a gala in Los Angeles

Hamish also has a 14-year-old daughter, Lucinda, from her marriage to playwright Jessica Goldberg, 46.

Lily debuted with her baby bump this weekend at the Academy Museum of Motion Pictures opening gala.

She cradled her stomach while posing for photos on the red carpet.

The American Horror Story star showed off her maternity style in a black and white polka dot dress by Carolina Herrera that featured off-shoulder sleeves and big bows along the neckline.

Third pregnancy: The 39-year-old actress and longtime partner Hamish Linklater, 45, are expecting their third child together, a rep confirmed to E! New

Lily accentuated her natural beauty with red lipstick and accessorized with matching crimson jewelry.

She also took to Instagram to document the event and posed in several photos with her hand on her stomach.

“Thank you for this very special and festive evening @academymuseum and @amazonstudios”, she wrote in caption for her 731,000 subscribers.

Maternity Style: The American Horror Story star showed off her maternity style in a black and white polka dot dress by Carolina Herrera that featured off-shoulder sleeves and big bows along the neckline

Lily also referred to her pregnancy on Saturday on her Instagram Stories.

She linked her Instagram Stories to a post from her hairstylist Adir Abergel.

“Someone is pregnant at @carolinaherrera. I was so happy to spend the day with you and get ready for #academymuseumgala. Love you @lilyrabe, ” Adir wrote in a caption with a photo of Lily.

It’s going strong: Lily and Hamish Linklater, shown in October 2109 in Los Angeles, have been in a relationship since 2013

Anthology Series: The actress is known for her multiple roles in the FX anthology series American Horror Story and is shown in a 2016 still image from AHS: Roanoke