Efron brothers tackle Glacier for commercial shoot

Hollywood heartthrob Zac Efron and his younger brother, Dylan Efron, paid a visit to Glacier National Park in June to shoot a commercial for Columbia Sportswear, that was released last week. Efron, 29, is best known for his roles in the hit series “High School Musical” and blockbusters “17 Again,” “Baywatch” and the “Lucky One.”