Justin Bieber is coming to the American Family Insurance Amphitheater, the date is still TBD but tickets are available! This is his first time performing in the United States in over 50 years, and fans are pumped. Bieber first shot to fame in 2010 with his debut album My World. Since then, he’s released four more albums, all of which have been huge commercial and critical successes. He’s won numerous awards, including multiple Grammy’s, and…