Cat Deeley is looking better than ever - and there's no denying a distinctly regal edge to her recent style choices on This Morning.Time and again, she's stepped out in outfits that wouldn't look out of place in the wardrobe of the Princess of Wales.In fact, last September The Express reported that Cat had asked her stylist, Rachael Hughes, to dress her 'more like Kate Middleton'.And really, who wouldn't take style cues from the Princess? Impeccably polished on every occasion, Kate has mastered effortless elegance - and Cat is clearly following in her footsteps.Polka dotsLong favoured by the royals, playful polka dots were a defining feature of Princess Diana's wardrobe throughout the 1980s and 1990s. Decades later, the timeless print remains a royal staple, with the Princess of Wales regularly reaching for dotty dresses. Cat has embraced the trend too, recently stepping out in polka dot ensembles from Mint Velvet and Zara on This Morning. The latter co-ord was instantly reminiscent of an Alessandra Rich dress that Kate wore to Royal Ascot in 2022.Polka dot prints are a royal staple, with the Princess of Wales regularly reaching for elegant spotted dresses. Cat has embraced the trend too, recently stepping out in polka dot ensembles from Mint Velvet and Zara on This MorningOversized blue shirt Both Kate and Cat have proved the versatility of an oversized blue shirt, styling the wardrobe staple with everything from relaxed denim to sharp tailoring. While presenting This Morning, Cat wore an M&S two-tone shirt with wide-leg jeans, demonstrating the appeal of elevated basics.Its oversized silhouette, longer hem and concealed placket gave the classic shirt a contemporary feel. Kate, meanwhile, has worn her WNU (With Nothing Underneath) boyfriend shirt on two public engagements this year. With its breezy fit and menswear-inspired detailing, it's easy to see why it has become one of her signature pieces.Both Kate and Cat have proved the versatility of an oversized blue shirt, styling the wardrobe staple with everything from relaxed denim to sharp tailoring. While presenting This Morning, Cat wore an M&S two-tone shirt with wide-leg jeans, demonstrating the appeal of elevated basicsPussybow blouseFew pieces feel as polished as a pussybow blouse, and it's a silhouette both Kate and Cat wear on repeat. Cat owns styles from Holland Cooper, ME+EM and Mint Velvet, recently wearing a burgundy ME+EM design with matching tailored trousers on This Morning. Kate has championed the feminine staple for years, with several designer iterations in her wardrobe. She even owns the same ME+EM style, wearing it in Wales with Prince William beneath a tailored Alexander McQueen coat and matching Gianvito Rossi boots.Few pieces feel as polished as a pussybow blouse, and it's a silhouette both Kate and Cat return to time and again. Both women own a burgundy style from ME+EMTrouser suit In recent years, Kate has increasingly swapped floral dresses for tailored trouser suits, embracing polished power dressing that reflects her evolving role as Queen-in-waiting. Her collection spans crisp white, soft pink, vibrant purple and timeless camel, but one of her most memorable looks was the chartreuse Victoria Beckham suit she wore to present the Queen Elizabeth II Award for British Design in 2025. Cat appears equally fond of the trend, selecting a strikingly similar Zara suit with a double-breasted blazer and wide-leg trousers that echoed the same 1970s-inspired tailoring. One of Kate's most memorable looks was the chartreuse Victoria Beckham suit she wore to present the Queen Elizabeth II Award for British Design in 2025. Cat appears equally fond of the trend, stepping out in a Zara suit that echoed the same 1970s-inspired tailoringHuggie hoop earrings When Cat stepped out wearing Orelia's Chain Huggie Hoops, royal fashion fans were quick to notice she had chosen the exact same earrings as Kate. The £25 gold-plated design has become one of the Princess' most-worn accessories, appearing at more than 10 royal engagements. While Kate often styles them with blazers and elegant dresses, Cat proved they're just as effective dressed down, pairing hers with a cosy sweatshirt for a relaxed beachside look. When Cat stepped out wearing Orelia's Chain Huggie Hoops, royal fashion fans were quick to notice she had chosen the exact same earrings as Kate. The £25 gold-plated design has become one of the Princess' most-worn accessories, appearing at more than 10 royal engagementsKnitted dress A knitted dress is one of the hardest-working pieces in any wardrobe, seamlessly transitioning from office days to evening plans.Cat's Reiss Harriet ribbed dress perfectly captured the appeal of the style, with its figure-skimming silhouette, gold button detailing and versatile khaki shade. Given Kate's penchant for knitted dresses - often favouring classic hues of green, cream and camel - it's easy to imagine the design earning a place in her wardrobe, too.Cat's Reiss Harriet ribbed dress perfectly captured the appeal of the style, with its figure-skimming silhouette, gold button detailing and versatile khaki shade. Given her well-documented admiration for the Princess, it's easy to imagine the timeless design earning a place in Kate's wardrobe, tooFair Isle knitwear When Cat wore Boden's festive red Fair Isle jumper, the resemblance to Kate's off-duty wardrobe was unmistakable. The Princess has long championed both traditional Fair Isle knits and British heritage brands such as Boden, making the look feel instantly familiar. Cat has also embraced the cosy classic in styles from The White Company and Barbour, while Kate regularly rotates Fair Isle jumpers from Holland Cooper. The timeless pattern has become something of a cold-weather signature for both women, proving heritage knitwear never goes out of style. The Princess has long championed both traditional Fair Isle knits and British heritage brands, making Cat's recent high street look feel instantly familiar