November 15ᵗʰ, 2019.SMAN 15 Surabaya held a school event to celebrate 51ˢᵗ birthday. This event named Liberty. This year they invited some of rising guests, that is Didi Kempot, Kahitna, and Reality Club. They presented the audience with their best songs. The audience cheered while enjoying the music that night. This time Liberty was held in Surabaya, JX International Exhibition Center in the Ahmad Yani street.First, visitors enter the Jatim Expo and queue to show tickets and check luggage. After entering, we were welcomed by several snacks including fresh drinks. Many of the audience chose to approach the stage immediately can not wait to see the guest star who will perform.

" I am very happy to be able to feel 𝙖𝙢𝙗𝙮𝙖𝙧 like a song that was sung " said one of viewer in liberty. This is the first time for me enjoy dangdut songs accompany our night. Enjoying dangdut with another 'Sobat Ambyar', fan name of Didi Kempot dancing happily in the night together is quite exciting.