It's Valentine's Day, and we're celebrating with a look back at some of the hottest celebrity PDA pictures. From sweet kisses and romantic embraces to vacation cuddling and red-carpet cuteness, there are plenty of ways stars show their love. Click through to see Diane Kruger and Joshua Jackson, Rachel McAdams and Michael Sheen, Tom Cruise and Katie Holmes, Brad Pitt and Angelina Jolie, and so Read more

Kate Middleton, the Duchess of Cambridge, embarked on her second-ever solo official visit this morning. Kate wore a brown coat from Hobbs in English city of Liverpool to stop by The Brink, an alcohol-free bar that provides assistance for those suffering from substance abuse. The bartenders even created a smoothie for her called "The Duchess" that includes bananas, almonds, and honey. The Read more

Relationships come and go in Hollywood, and while some stars are just beginning a new love affair others have stood the test of time with their significant other. Jessica Simpson and Eric Johnson are adding to their family this year while Robert Pattinson and Kristen Stewart are taking things slow. Johnny Depp and Vanessa Paradis have been together over a decade and new couple Emma Stone and Read more

Kate Middleton, wearing a dress from the UK store Jesire, undertook a solo appearance this evening in London. With her husband, Prince William, away in the Falklands, she's now focusing on the institutions near to her heart. At the end of 2011, Kate announced her plans to become a royal patron of London's National Portrait Gallery. She has a long-standing interest in painting, having studied art Read more

Prince William and his wife Kate spent the last week together on vacation with her family in Mustique. The couple spent a few days on the West Indies island with her sister Pippa, brother James, and parents Michael and Carole. William apparently met up with the group after the Middletons started their fun. He arrived, however, ahead of the celebrations for Carole Middleton's 57th birthday. The Read more

Prince William and Kate Middleton took their new puppy for a stroll in Wales last week. The family of three took a walk along water in their current hometown of Angelsey. It was the first time the Cocker Spaniel was seen with William and Kate, and palace officials have since confirmed that the dog is, in fact, theirs. A spokesperson said the spaniel is "a few months old" and came from "a close Read more

Kate Middleton turns 30 today! In honor of her milestone, we're taking a look back at images from her childhood, college years, and romance with Prince William. The past year has been an amazing one for the Duchess of Cambridge. From her much-watched wedding on April 29, 2011 to her and William's North American tour, Kate enjoyed 12 months full of highlights. She's eased into life with the royals Read more

Kate Middleton turns 30 today! The Duchess of Cambridge is definitely a modern royal. She lived with her prince before they got married and was the first royal bride with a university degree, as well as the oldest to walk down the aisle. Those are just a few of the reasons we love her — with her active lifestyle, relatable fashion sense, and ability to let loose, Kate gives us many reasons to. Read more

Catherine, Duchess of Cambridge, may be new to the royal family, but she's always had confidence and style fit for a (future) queen. We've long admired her approach to beauty, and no matter what your personal taste, there are a few lessons Kate can teach all of us. So celebrate her 30th birthday today with a look at what makes Kate so great. Read more

Happy birthday, Kate Middleton! The Duchess turns 30 today. With fairy-tale-inspired movies aplenty (including two Snow White flicks, a dark Sleeping Beauty, and another Maleficent-centered version) and Prince William's own princess Kate in the spotlight, little girls and grown women alike have tiaras on the brain. And sure there are downsides to princess culture, but there are also lessons to Read more