Gwyneth Paltrow celebrates daughter Apple's 21st birthday with heartfelt tribute and rare family photos

Gwyneth Paltrow is feeling all the emotions as her daughter Apple Martin turns 21, and she's sharing the love with the world. The Goop founder and Oscar-winning actress took to Instagram to celebrate her look-alike daughter's milestone birthday with a touching video slideshow filled with never-before-seen family moments. "To the light of my life, my ray of sunshine, my hilarious, brilliant, best buddy - happy 21st birthday!!" Paltrow, 52, wrote in a heartfelt caption. "You are exceptionally kind and utterly wonderful." Overflowing with pride, Paltrow praised Apple's "strength" . . .