The message was shared today. Yet, this birthday is bittersweet. It's Bruce's first without his mom, who passed away Jan 31 ...

Demi Moore shared a photo with ex Bruce Willis for daughter Tallulah Willis' 31st birthday in a sweet Instagram post.

"I can tell you, it's so pure and ever so good," she noted, before concluding with: "Happy Birthday my love. You are the gift that keeps giving," alongside a pink heart emoji. MORE: Bruce Willis ...

The post quickly gained attention, with many friends, family and fans joining in to wish Bruce Kittle a happy birthday. Among those who commented was Kansas City Chiefs tight end Travis Kelce.