The O.C.' actress Rachel Bilson and 'Star Wars' star Hayden Christensen welcomed a child, Briar Rose, in 2014. Here's ...

Hayden Christensen took his daughter, Briar Rose, out to the ballgame. The “Star Wars” actor, 44, and his 10-year-old ...

Rachel Bilson's look-alike daughter, Briar Rose, sings 'Take Me Out to the Ballgame' with dad Hayden Christensen at the ...

The 44-year-old star was joined by 10-year-old daughter Briar Rose as they adorably sung classic Take Me Out To The Ballgame at a Chicago Cubs home game on Friday.

Hayden Christensen attended a Chicago Cubs game with his daughter Briar Rose, performing 'Take Me Out to the Ballgame' during ...

Hayden Christensen and his daughter, Briar Rose, whom he shares with ex Rachel Bilson, serenaded attendees during a Cubs game ...

From Coldplay's "Fix You" to Imogen Heap's "Hide and Seek," we can't listen to these songs without thinking about Adam ...

We already knew that Rachel Bilson and Hayden Christensen’s daughter Briar Rose is obsessed with music, including songs from ...

Hayden Christensen and his 10-year-old daughter Briar Rose, who he shares with ex Rachel Bilson, sang an adorable duet during ...