Brenda Song and Macaulay Culkin are celebrating nine years together by gushing about their love in two separate anniversary posts. The longtime partners, who share sons Dakota , 5, and Carson , who was born in 2023, were congratulated on spending nearly a decade in the comments section of their Instagram posts, which were shared on Wednesday (June 17). Song, who posted a Polaroid snapshot that showed her and the Home Alone star kissing, wrote: "As I sit here at this airport, just having wrapped on set and about to fly home to see you and our babies- I can’t help but be a little sentimental and reminisce at how fast 9 years can fly by when I get to enjoy life with you." In his post, Culkin shared a candid of him and Song wearing matching pink attire while outdoors. "Today marks a very special day for me. It’s been 9 years since my life changed forever," the actor wrote. "It’s amazing to think that 1 in every 5 days I’ve been alive I have had the honor of waking up next to the love of my life.…