Britney Spears Dances to <br />Ex Justin Timberlake's Song <br />While Recounting Breakup Nearly 20 years after their breakup, Spears uploaded a video of her dancing to ex-boyfriend Timberlake's 2018 single, "Filthy." Britney Spears, via Instagram Britney Spears, via Instagram Timberlake replied to his ex's social media<br /> shout out with several laughing and<br /> praising hand emojis. The couple, who dated from 1999 to 2002, <br />is often remembered for the matching denim outfits <br />they wore to the 2001 American Music Awards. The crooner married actress Jessica Biel in 2012, <br />and the couple welcomed their son, Silas, in 2015. Spears, who is now dating Sam Asghari, <br />has two sons — Sean, 14, and Jayden James, 13, <br />with ex-husband Kevin Federline.