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

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

Dylan Efron reacts to his brother, Zac Efron, making a surprise appearance in the 'Dancing With the Stars' ballroom ...

"The Iron Claw" star made his first cameo in the live audience, rooting for his younger sibling on Prince Night.

A viewer thought they caught drama between Dylan Efron and Daniella Karagach — until the pro dancer revealed the hilarious ...

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

Television DWTS Fans Think They Figured Out One Celeb's Identity, And I Have A Petty Reason For Wanting The Reality Star In ...

Zac Efron finally made his “Dancing With the Stars” appearance during Prince Night, just in time to support his younger ...

Dylan Efron shared with E! News how special it was for his older brother Zac Efron to make a surprise appearance in the ...

Dancing With the Stars’ pro Daniella Karagach set the record straight on where she and partner Dylan Efron stand after a BTS ...

Zac Efron finally visited "Dancing With the Stars" to support his brother Dylan — and it seems like he wasn't exactly sure ...

Zac Efron sashayed on down to the 'DWTS' ballroom to support his brother Dylan Efron's efforts to advance from the semifinals ...