Drew Barrymore Reunites With Ex Will Kopelman's Family for Mother's Day

— -- It's Mother's Day and your favorite celebrity moms are celebrating in very special ways.

Drew Barrymore, who has two daughters with Will Kopelman, reunited with her estranged husband's family to celebrate the day.

The actress along with Kopelman's sister, actress Jill Kargman, posted photos of the fete on Instagram. The pics showed the two ladies spending time with Kopelman's mother, Coco, at what Kargman's caption described as a "Mother's Day buffet."

In the photos, there was no sign of Kopelman himself.

First time celebrity moms also celebrated, including Tyra Banks, who welcomed her first child, a son named York, with boyfriend Erik Asla back in January.

And Chrissy Teigen, who welcomed her first child, a daughter named Luna, last month with husband John Legend, also enjoyed the day, according to photos posted to Instagram.

Academy Award-nominated actress Taraji P. Henson surprised her mother, Bernice Gordon, on her special day. The actress shared a heartwarming video of the moment on social media.

And another couple to reunite on Mother's Day was Mariah Carey and ex-husband Nick Cannon. The two celebrated with their 4-year-old twins, Moroccan and Monroe.

In true Kanye West fashion, the rapper thanked his wife and mother of his two children, Kim Kardashian, with her own special performance in their home. Kardashian took to SnapChat to document the mini-concert, which included a rendition of "Let It Go" from the Disney film, "Frozen." (ABC News is a subsidiary of Disney.)