When Jesse talks to his fruit, Koji walks by behind him twice going in the same direction.
When Jesse makes his "Mrs. Number One" comment, Becky's arms are crossed. In the next shot, only one hand rests on her chest.
Koji would have been near the front of the stage with a barrier between the fans and the VIPs, so that nothing would have happened to the cue cards.
The concert venue that Jesse plays at is much too small to be for a band of his popularity.
Jesse is not a solo artist. So he would have to consult the rest of his band members about cancelling the tour. They have always been more willing to travel than Jesse, so they would not have given in.