Kaitlyn Bristowe is continuing to fuel romance rumors with fellow Bachelor Nation alum Zac Clark after commemorating his birthday. Clark, 42, took to Instagram on Saturday, January 17, to share a series of photos from his celebration, including an image of him smiling while placing his hands around a birthday cake with a message that read, "F*** fruit." "42. Still never had a bite of fruit," he captioned his post, while Bristowe, 40, wrote in the comments section, "Natures candy. Weirdo. Happy birthday.