Continuing along with his continuous promotional obligations, Zac Efron attended the premiere of “17 Again” in Berlin on Sunday (April 26).

Held at the Sony Center, the “High School Musical” hunk was accompanied by his mom for the trip to Germany, waving to fans as she strolled down the red carpet.

Having arrived in

town the day before, Zac and his mother made the most of their short stay overseas, spending the previous day checking out the sights.

Among their stops, the pair visited the Beer Garden near the Schlaten Sea, additionally grabbing a bite to eat at the popular Dali restaurant.

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