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

Hayden and his 10-year-old daughter, whom he shares with ex Rachel Bilson, sang the 7th-inning stretch song song while decked ...

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