News The Reason Rachel Bilson Named Her Daughter Briar Rose By Alex Ungerman 5:57 PM PDT, August 31, 2015 Getty Images Fans of Sleeping Beauty have some clue as to why Rachel Bilson and Hayden Christensen named their 10-month-old baby Briar Rose.Hayden appeared on Hallmark Channel’s Home & Family along with Kate Bosworth, to talk about their new movie, 90 Minutes in Heaven, and also opened up about the origin of his daughter’s unique name.PHOTOS: The 16 Weirdest Celebrity Baby Names of 2014"There is a Disney reference there," he confessed. "The original Sleeping Beauty was called Briar Rose."PHOTO: Rachel Bilson, Melinda Clarke & Kelly Rowan Have Epic 'O.C.' Reunion at Unofficial Musical Debut!Hayden said that Rachel is such a big Disney fan, and was the main reason Briar's name came to be."We both love all things Disney, but Rachel especially was very keen on the name," said Hayden.Rachel and Hayden have been dating since 2007, and had their first child together in late 2014.The 34-year-old former O.C. star often posts sweet family pictures on Instagram, including this one of Hayden, 34, with the caption, "Lookin' mighty fine."PHOTOS: Stars Share Pics of Their Cute Kids View this post on InstagramLookin mighty fine😍 #90MinutesInHeaven #haydenchristensen @katebosworth. ✂️@davynewkirkA post shared by @ rachelbilson on Aug 28, 2015 at 8:32pm PDTOne star who just announced her second baby-on-the-way is Kelly Clarkson! See how her fans reacted when she broke the news in Los Angeles.Kelly Clarkson Shocks Audience After Announcing She's Pregnant With Her Second Child!