By performing on stage, or using donuts, you can upgrade the performers’ star rank.
Using the Star Management screen, you can check the progress.
Higher ranks earns more rewards from Jam sessions.
The following table contains the cost per character. Blank spaces means they already have that level. Due to the table being too big, had to create a picture of it on WikiSimpsons for better understanding.
Each time you finish a performance, the various venues change between the three genres, at random. The characters for each genre are as follows:
Join us next time for more info on this event, happy tapping!