Brad Pitt and Angelina Jolie's twins, Knox and Vivienne, turn 17. The twins celebrate their birthday amid their estrangement from Brad.

The “F1” actor has had strained relationships with Knox, Vivienne and their four siblings since splitting from Angelina Jolie in 2016.

Brad Pitt has endured a difficult relationship with the six children he shares with ex-wife Angelina Jolie - and he is said to be 'desperate' to reunite with his teenage twins

Brad Pitt is reportedly “desperate” to reconnect with his twin children, Knox and Viivienne, amid ongoing legal turmoil with ex-wife Angelina Jolie. The Hollywood icon, who shares

Hollywood star Brad Pitt is making a heartfelt push to reconnect with his youngest children, twins Knox and Vivienne, before their 17th birthday

As Brad Pitt’s twins, Knox and Vivienne, approach their 17th birthday, insiders say the actor is making a “desperate” attempt to mend his strained relationship with them following his divorce from Angelina Jolie in 2016.

Brad Pitt is reportedly making a last-ditch effort to patch things up with his twins, who are approaching their birthday on July 12.

Brad Pitt has reportedly increased security at his $5.5 million Los Feliz home after a break-in incident rocked the area.

Brad Pitt is reportedly hoping to reconnect with twins Knox and Vivienne, holding out for a family reunion despite strained ties with ex Angelina Jolie.

So far there’s been no word back from the twins or their reps.” Brad Pitt, Angelina Jolie and their children Pax, Knox and Vivienne arrive at Tokyo International Airport on July 28, 2013 in Tokyo, Japan.