The image shows a band performing on a stage at a concert. There are four musicians on the stage, three of them are playing guitars and one is playing a keyboard. The stage is lit up with colorful lights and there is a large screen in the background with the number 21 on it. The band members are dressed in casual clothes and appear to be in the middle of a performance. The drummer is playing the drums behind the band and the keyboardist is standing next to him. There is smoke and other musical instruments scattered around the stage. The overall atmosphere is energetic and lively.