Kathie Lee Gifford shared a heartfelt post on social media at the beginning of the week as she marked Memorial Day at home.MORE: Beloved star makes cheeky comment about Jenna Bush Hager replacing Kathie Lee GiffordThe TV star took to Instagram to share footage of herself sitting outside in her sprawling garden, while reflecting on the meaning behind Memorial Day.The mom-of-two told her followers to remember those who have sacrificed their lives and served for the United States, and accompanied the footage with the message: "Memorial Day is a sacred day. Let us remember and be grateful for the sacrifice of so many who have served."VIDEO: Kathie Lee Gifford shares glimpse inside lavish living roomFans were quick to comment on the post, with one writing: "Thank you Kathy for always being a courageous and positive voice for our country, our families and God.