When he couldn't be there in person for her birthday, Justin Timberlake sent Jessica Biel 10 dozen roses, pricey Chanel diamond earrings and even a video of himself serenading her. It sounds like Justin, 27, should be named boyfriend of the year. But in reality, friends say, Jessica, who turned 26 on March 3, is on the verge of calling it quits with him. The reason? Reports of his close relationship with Kate Hudson.

Read more about the couple's rocky relationship in the new issue of Life & Style, on newsstands now!