Reese Witherspoon and Jake Gyllenhaal have split up after about 2 years of high-powered, high-profile coupledom. Walk the Line Oscar winner Witherspoon, 33, and Brokeback Mountain Oscar nominee Gyllenhaal, 28, met while working on Rendition in 2007, People reports. A cynic would expect to see him linked next to Natalie Portman, who co-stars with him—and the married Tobey Maguire—in the forthcoming love-triangle flick Brothers.
(More celebrity breakup stories.)