'This special man': Emma Willis pays tribute to Bruce Willis on 16th dating anniversary

LOS ANGELES, CALIFORNIA: Bruce Willis and Emma Heming Willis marked a significant milestone on Wednesday, December 27, as they celebrated 16 years since they first began their journey of romance.

Emma took to Instagram to share the joyous occasion with her followers as she posted two heartwarming pictures of herself with her 68-year-old husband.

Emma Willis says her 'adoration' for her husband Bruce Willis 'only grows'

In her Wednesday post, the 45-year-old captioned the romantic photos, expressing, "Celebrating 16 years with this special man. My love and admiration for him continue to deepen."

Emma shared the photos in her Instagram Story, remarking, "16 years together?! Lord, where did the time go," and expressing being "Smitten" with a picture of her kissing the 'Die Hard' actor's cheek.

Inside Bruce Willis and Emma Willis' marriage

Three years following Bruce's separation from Brooke Burns, he encountered Emma in 2007. Their first public appearance as a couple occurred in January 2008 at the Sundance Film Festival, where she accompanied the actor to the premiere of his film 'What Just Happened?'.

Bruce and Emma tied the knot on March 21, 2009, in a wedding ceremony held in Turks and Caicos.

Celebrating their 14th wedding anniversary earlier this year, Emma posted a series of Instagram pictures.

The couple has two daughters together, 9-year-old Evelyn and 11-year-old Mabel.

Bruce also shares three adult daughters Rumer Glenn Willis, 35, Scout LaRue Willis, 32, and Tallulah Belle Willis, 29 with his former wife Demi Moore.

How did Bruce Willis and Emma Willis meet?

Bruce and Emma have previously opened up on their first meeting.

Bruce and Emma have previously shared their mutual admiration for each other since their first meeting.

Emma once expressed to PEOPLE in a joint conversation with Bruce, "When we first met, I was surprised at how charming and how funny he was — and extremely handsome. That was my first thought of you." Bruce added, "I was already in love with her."

The couple's celebration unfolds amid the revelation that Bruce has been confronting health challenges.

In February, Emma revealed the actor's diagnosis with frontotemporal dementia nearly a year after his family opened up about the initial diagnosis of aphasia.

In her Instagram tribute for their wedding anniversary, Emma posted a picture of a bouquet of flowers sent by a friend, expressing gratitude for the "random act of kindness."

She further wrote that her friend's flower delivery to her family's home "inspired the heck out of me."