Who doesn't know Libels Party? All people in Surabaya must be familiar with this event because of it's popularity Libels Party has been known by public. Libels party or can be shortened as LIBERTY is one of the event of 15 Senior High School. LIBERTY is an event most awaited many people because this event is only held once a year by inviting a lot of the famous Indonesia singer such as Isyana, Four Twenty , and Once.

This Event was started since 2012 and Liberty has a different theme every year. For LIBERTY 2019, The theme is Aetherealm which comes from words 'æther, ethereal, and realm' and that means a magnificent world beyond the sky which It's also where power and energy is drawn from. For this year, LIBERTY was held on November, 15th 2019 at JX International Convention Exhibition Surabaya by inviting three top artists from Indonesia such as Didi kempot, Kahitna, and Reality Club.

The event opened with performances from solo vocal competition winners, band competition winners, and performances from extracurricular Libels, like Karawitan, Anabel and Traditional Dance.

After that, there was the appearance from first guest star, Reality Club. They performed many songs like Alexandra, Elastic Hearts, Is It The Answer, etc. Their performance was waited by audiences.

Then, there was the appearance from second guest star, Kahitna. They sang their popular songs like Cantik, Tak Sebebas Merpati, and Mantan Terindah. The audience seemed to really enjoy and sing together. Beside that, there's a moment that made many people jealous when Kahitna invited one of single women to go to the stage and sing the Tak Sebebas Merpati song together.

After that, there was the appearance from third guest star, Didi Kempot, as a cover this event. When Mr. Didi Kempot, the Godfather of Broken Heart 'a lot of his songs talk about broken hearts and sadness' . When Didi Kempot stared to sing his songs such as Pamer Bojo, Cidro, Layang Kangen, and Banyu Langit, almost all of the attendees join to sing. Some of them even dancing. entered the stage and sang his legendary songs. All people there especially Mr. Didi Kempot's fans, sang and danced together. Some even sat on their friends' shoulders to enliven the concert no matter it was getting late. The audiences set up their smartphones to record the moment.

This year, Liberty is very lively, they dance, sing and express themselves as freely as possible, like an event that can meet audiences from young people to old people," said Sofie as one of the participants.

The performances of these three incredible guest stars have successfully enlivened the Liberty 2k19 event. Hopefully in the coming years, Liberty can invite more guest stars that are no less interesting and can also carry other creative themes.

Liberty 2k19 is a very meaningful moment to me. Because this is my last Liberty as a student of SMAN 15 Surabaya accompanied by some sweet moments that I will never forget.