Julianne Hough and Ryan Seacrest attend the "Rock Of Ages" Los Angeles Premiere after party held at Grauman's Chinese Theatre June 8, 2012 in Hollywood, California. Credit: Lester Cohen / WireImage.com
and Julianne Hough decided to throw in the towel on their relationship after over two years of dating, sources confirm Us Weekly .
notoriously busy Hollywood pair, who began dating in 2010, may have their schedules packed to blame.
PHOTOS: Ryan and Julianne's sweetest moments "Honestly, their schedules were too hectic," said a source us . "It must just be too much. I think both just sort of knew they could not do it anymore. Travel and lifestyle must be too. Who knows if it is only for the moment, but I think it is good. " In addition to hosting American Idol , Seacrest, 38, is also a radio host for his own show, On Air with Ryan Seacrest , as well as a red carpet host. VIDEO: Ryan fake a proposal American Idol 24 yearsHis love is also busy promoting his latest movie Safe Haven in front of Josh Duhamel , in theaters last month. She and her brother Derek Hough , 27, are also currently working on a dramatic Starz scripted on ballroom dancing, Blackpool .
Last month, former dance With the Stars pro dancer revealed that plans day Valentine Seacrest would be with her at the last minute.PHOTOS: How Julianne Hough became a star red carpet
"I know there are plans, but I do not know what they are yet," she told us in February . "I think I could travel . I do not know where. This is my boyfriend! "