Joan Collins wowed her fans in a blue bikini ass she soaked up the sunshine with her toyboy husband Percy Gibson.The loved up duo are busy enjoying a luxurious trip to lavish holiday spot Saint Tropez with Joan, 89, admitting she is "feeling good" as they make the most of the coastal break.The couple were enjoying the warm weather when the Dynasty icon took to Instagram to share a photo of them with her fans with her and Percy, 56, having some downtime at the outdoor pool.READ NEXT: Prince Harry and Meghan Markle 'did not get invite to Balmoral from Queen' say insidersJoan wore the stunning blue two-piece as she lunged around, accessorising her look with a pair of large dark sunglasses and a classy cream hat.Percy meanwhile - who is 33 years younger than Joan - showed off his bare chest in the photo with the pair looking blissfully happy.Joan captioned the post: "When it's 100 degrees in the shade I am grateful to have a pool. #funinthesun #feelinggood and #summer."Joan's famous friends and followers then rushed to interact with her upload - including This Morning host Holly Willoughby who hadliked the post.Joan and Percy have never let their age difference hold them back and celebrated their 20th wedding anniversary earlier this year with a star-studded bash in London.Joan - who was married four times before finding love with Percy - has previously described their union as her "happiest and last," and called him her "soulmate" as she gushed about their romance.Her celebrity friend Piers Morgan, 57, recently teased her for having a toyboy on his TalkTV show, with Joan responding by telling him: "I am very happily married, 20 years."During a speech at their anniversary party, Joan revealed that she and Percy haven't spent.