Kali is a rapper active on the scene for 20 years. Initially, he was a member of the Firma team. Since 2009, he has been part of the collective Ganja Mafia.

The hip-hop event of the decade - with these words Kali announced the event on the occasion of the 20th anniversary of stage work. XXGM was held at the end of July 2021.

The budget was huge - half a million zlotys, and the stage enlarged to 36 meters. About 200 people worked on the organization of the event so that you could experience an epic event that we will all remember for a long time.

Such a huge event did not go without special guests. Kali chose the most popular artists in the country with whom he had already collaborated. On the stage we saw: OSTR, Paluch, Włodi, Pawbeats, Miód z Jamal, Popek, Sarius, Hades and Dixon37. - On the occasion of the 20th anniversary of my artistic activity and the 10th anniversary of GM, I am organizing for you the thickest concert you have ever attended! 30 meters of two-level stage, 250 square meters of screens, visualizations, scenography, collapse, fires and miracles on a stick Kali assured him.

On a stage specially designed for this occasion, with the support of special effects, which did not differ much from the show of the world's greatest stars, Kali presented a carefully selected and selected repertoire of the greatest pieces from twenty years of activity. During this one and only evening, Kali was accompanied by an orchestra chaired by Pawbeats, who prepared exclusive versions and arrangements of the songs.