Breaking up is hard to do, even for celebrities. Take a look at the notable splits of 2013.
Khloe Kardashian and Lamar Odom: The reality star filed for divorce in December, according to People magazine. Kardashian and Odom, an NBA player, married in 2009.
Taye Diggs and Idina Menzel: A rep for the couple told People magazine in December that the couple had split after 10 years of marriage. They have one son together.
Keri Russell and Shane Deary: A rep for the former "Felicity" star told CNN in December that the 37-year-old and her husband had separated. Deary, a contractor, and Russell have reportedly been separated since early summer. The two wed on Valentine's Day 2007, and have two children.
Orlando Bloom and Miranda Kerr: Us Weekly reported in October that the actor and Victoria's Secret model had split after three years of marriage. They have one child together.
Kris Jenner and Bruce Jenner: In October, E! announced that the two had separated after 22 years of marriage. "We are living separately and we are much happier this way," E! News quoted the former couple as saying in a joint statement. "But we will always have much love and respect for each other. Even though we are separated, we will always remain best friends and, as always, our family will remain our No. 1 priority."
Miley Cyrus and Liam Hemsworth. After fighting back persistent rumors of a breakup, Cyrus and Hemsworth officially ended their engagement, a rep for Hemsworth confirmed in September. The two announced they were headed for marriage in June 2012.
Clint Eastwood and Dina Eastwood: Dina Eastwood filed for divorce in October, People reported. She told Us Weekly in August that the two had separated after 17 years of marriage.
Michael Douglas and Catherine Zeta-Jones: In August, CNN and other news outlets reported that the stars are taking a break from their marriage. The couple tied the knot in 2000.
Kristen Wiig and Fabrizio Moretti: US Weekly reported in July that the couple have officially called it quits. Wiig was first linked to the Strokes drummer (who also dated Drew Barrymore from 2002 to 2007) back in December 2011.
Michael Moore and Kathleen Glynn: Several news outlets reported in July that Oscar-winning director Michael Moore and his wife of 21 years Kathleen Glynn are getting a divorce. Glynn worked with Moore as producer on several of his films. The pair have have no children together.
George Clooney and Stacy Keibler: People Magazine reported in July that the couple quietly split several weeks earlier. A source told the magazine that "Stacy called it quits. She wants to have children and a family someday. She knows where George stands on that." Clooney and Keibler dated for about two years.
Nigella Lawson and Charles Saatchi: In July, Saatchi informed Lawson, a celebrity chef, in a statement to the Daily Mail that he had begun divorce proceedings. Tension between the pair hit the tabloids after Saatchi was photographed with his hand around her neck in mid-June.
Billy Ray Cyrus and Tish Cyrus: In June, a statement from the singer's publicist said the two were ending their 19-year marriage. But by July, after attending couple's therapy, the couple decided to call off the divorce. They have five children, including Miley Cyrus.
Rupert Murdoch and Wendi Deng Murdoch: The News Corp CEO filed for divorce in June. The two married in 1999 and have two children together.
Jane Lynch and Lara Embry: The "Glee" star announced in June the two were getting a divorce. Lynch and Embry wed in May 2010.
Robert Pattinson and Kristen Stewart: The couple called it quits in mid-May, according to People and E! Online. The pair, who dated for more than three years after meeting on the set of "Twilight," previously broke up in the summer of 2012 after the actress was caught cheating with her "Snow White and the Huntsman" director Rupert Sanders.
Jason Aldean and Jessica Aldean: The country singer filed for divorce on April 26 in Tennessee, the same day that reports circulated suggesting that the two were separating. In 2012, their marriage made headlines when he was spotted getting close with "American Idol" contestant Brittany Kerr at a bar.
Katy Perry and John Mayer: In March, "multiple sources" told Us Weekly that the couple's relationship had come to an end, but by summer it looked as though the pair was back together. The couple also reportedly separated for a bit in August 2012 before getting back together in September.
Ryan Seacrest and Julianne Hough: Sources told People magazine in March that the "American Idol" host and Hough, an actress/singer and former pro on "Dancing with the Stars," had split. The couple dated for more than two years.
Anna Kendrick and Edgar Wright: The couple confirmed the end of their four-year relationship in March. The "Pitch Perfect" actress, 27, and the "Shaun of the Dead" director, 38, began dating in 2009 after meeting on the set of "Scott Pilgrim vs. the World."
Rachel McAdams and Michael Sheen: The couple officially announced their split in February. McAdams, 34, and Sheen, 44, took their romance public in October 2010 after meeting on the set of Woody Allen's film "Midnight in Paris."
Michelle Williams and Jason Segel: The couple quietly began dating in March 2012 and quietly broke up in February 2013, according to reports.
Diane Lane and Josh Brolin: In February, the couple announced their split after eight years of marriage, reps for Brolin told CNN. The actor pair tied the knot in August 2004, and it was the second marriage for both.
Taylor Swift and Harry Styles: A source told People magazine that their romance came to an end after they reportedly spent time together over the holidays. It's been presumed that the duo started dating in mid-November 2012, when they were seen playing around and holding hands on the set of "The X Factor."
Britney Spears and Jason Trawick: In January, the couple announced they had ended their yearlong engagement. The decision was mutual, according to the couple. Spears and Trawick, who had been dating since 2009, became engaged in December 2011.
Ashley Judd and Dario Franchitti: A representative for Judd confirmed in January that the actress and champion race car driver were ending their marriage after more than 11 years. Shortly after the news broke, Judd tweeted that the pair will remain "family forever" despite the divorce. The pair got married in Frachitti's native Scotland in 2001.
A notorious pirate is captured and killed, RCA Victor buys Elvis' contract from Sun Records, the nation mourns a president, The Beatles release "The White Album," and "Toy Story" premieres, all on this day.