Zac Efron made a surprise appearance on Dancing with the Stars to support his younger brother Dylan Efron on Tuesday night.

The High School Musical star was in the audience alongside his family to cheer on his 33-year-old brother, who is competing on the show with pro partner Daniella Karagach.

Dylan and Daniella performed a tango to Prince & The Revolution‘s “I Would Die 4 U” and a cha-cha to “Kiss,” also by Prince & The Revolution. They earned scores of 27 and 28, respectively, securing a spot in the finale.

In a post on his Instagram Story ahead of their performances, Zac encouraged fans and followers to vote for Dylan.

The season finale of DWTS, where the dancing couples will face off for a chance to win the Len Goodman Mirrorball Trophy, airs Nov. 25 at 8 p.m. ET on ABC and Disney

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