Zac Efron finally made an appearance on “Dancing With the Stars” in support of his brother Dylan Efron during the semifinals.

Actor Zac Efron stopped by "Dancing with the Stars" to support his brother Dylan Efron, who is competing on season 34.

"Dancing With The Stars" welcomed another star in Season 34 when Zac Efron made a surprise appearance to support brother ...

Zac Efron was spotted in the 'Dancing With the Stars' audience as Dylan Efron competed for a spot in the season 34 finale ...

Kaitlyn Bristowe was totally starstruck seeing Zac Efron at Dancing With the Stars — just like Us. "I'm not gonna talk about ...

Zac Efron made a long-awaited appearance in the Dancing With the Stars season 34 semifinals audience to support his brother, ...

Dancing with the Stars Season 34 locked down its competitors for the season finale and, while that was the major headline of ...

Zac Efron accidentally stole the spotlight at the Dancing with the Stars semifinals, and he wasn’t even dancing.

Amid high expectations, Zac Efron finally appeared on Dancing with the Stars on November 18. He slipped into the crowd just ...

After Zac Efron made a surprise appearance for little brother Dylan Efron's Dancing With the Stars semifinals performance Nov. 18, the Traitors alum shared how special it was to E! News.

Zan Efro and little sister Olivia was spotted in the audience section as they cheered for their brother, Dylan ...