Paulina Porizkova is showing off her stunning figure in a vibrant red bikini ahead of her 61st birthday. Taking to Instagram on Thursday, April 9, Porizkova flaunted her abs in the swimwear as she shared an empowering message about aging. "I'm trying on this new super cute summer bikini and I'm reminded how far I've traveled in self-acceptance. I will be 61 tomorrow," she said via the social media clip. "And I understand that this might sound crazy to you, but 40 years ago when I was 21 and when I was at the height of my career and supermodel-dom, that was when I felt the most insecure.