Singer Justin Timberlake and actress Jessica Biel have stunned the showbiz world by ending their romance. The stars, who began dating in 2007, are single again after deciding to break up. They remain on good terms. The couple’s representatives confirmed, “Addressing the media speculation regarding Jessica Biel and Justin Timberlake’s relationship, we are confirming that they mutually have decided to part ways. The two remain friends and continue to hold the highest level of love and respect for each other.” Timberlake previously dated Britney Spears, Alyssa Milano and Cameron Diaz – his co-star in upcoming movie ‘Bad Teacher.’