Taylor Swift's 36th birthday just got a heartfelt shout-out from one of her closest collaborators on the Eras Tour, Kam Saunders.On Saturday, Dec. 13, the dancer, who has shared the stage with the pop icon for three years, posted a moving Instagram tribute, praising Taylor Swift as his "boss lady" and reflecting on the laughs, love, and generosity she brings both onstage and off."To my girl… my boss lady! It’s been three years now that we've gotten to have this moment. And each year my love for you grows deeper and deeper. You are such an astounding human being!" View this post on Instagram Instagram PostKam Saunders went on to say how proud he is to be part of Taylor Swift's Eras Tour journey and her life, commending the pop superstar's character and magnanimity."I'm honored to be in your orbit. The laughs. The love. The affirming. The care. The generosity. I just— thank you!"The Eras Tour dancer accompanied his heartfelt message to the Shake It Off hitmaker with a photo of them together, where he appears to be assisting the laughing Taylor Swift, clad in a periwinkle-toned tennis skirt set, during a rehearsal. He concluded his social media post with:"Here’s to a lifetime of more of these moments together. Happy Birthday, gorgeous! #SheProtectsTheFamily"Under his open letter, fans flocked to respond with their own heartwarming messages for The Fate of Ophelia songstress, while some praised Kam Saunders for his lovely birthday greeting.Image obtained from Instagram: @kamnsaunders"Kam this is precious. I’m so glad Taylor brought you into my orbit as well. Getting to follow you has beeb one of the highlights of the entire tour! Keep being YOU!!!!" one wrote."'I'm honored to be in your orbit' is the most beautiful love letter I've ever read," said another with a pink heart emoji."I'm now obsessed with your Mom. That was the sweetest part of the documentary for me. Today we are all celebrating our Showgirls birthday too! Celebrating all of you," an IG user commented.Recap: Taylor Swift's big moments and milestones of 2025 as she celebrates her 36th birthdayTaylor Swift is celebrating her birthday today, Dec. 13. The past year has been eventful for the pop icon, with her life and career brimming with momentous events throughout 2025.Last May, the icon took full ownership of her first six album master recordings, announcing that she purchased them back. To celebrate this culmination, following her years-long ownership dispute with her former label, she released a lengthy open letter for her devoted Swifties."I’ve been bursting into tears of joy at random intervals ever since I found out that this is really happening. I really get to say these words: All of the music I’ve ever made… now belongs… to me. And all my music videos. All the concert films. The album art and photography. The unreleased songs. The memories. The magic. The madness. Every single era. My entire life’s work. To say this is my greatest dream come true is actually being pretty reserved about it." View this post on Instagram Instagram PostIn August, she got engaged to her longtime boyfriend, Travis Kelce. She commemorated the special occasion with a cheeky Instagram post:"Your English teacher and your gym teacher are getting married."In early October, she finally dropped her much-anticipated 12th studio album, The Life of a Showgirl, which became the biggest first-week sales in U.S. history.Meanwhile, Taylor Swift's 6-part docuseries, which documented her Eras Tour, debuted on Dec. 12.