Estreno is the second special mini-album by Double S 301. It was released on June 9, 2016. The album's name is Spanish for 'debut' to celebrate the 11th anniversary of SS501's debut.

Track list

  1. "Ah-Ha" - 3:16
  2. "Ah-Ha (Inst.)" - 3:16
  3. "Shining Star" (CD only)
  4. "Shining Star (Inst.)" (CD only)

Video links

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