More than 8,500 people streamed into the Greek Theater on Thursday for the first of Phish’s three concerts. When the shows were announced, tickets sold out in about five minutes. They originally cost $50 but are in such high demand now that some are selling on the secondary market for $750. It looks like it was quite a colorful show.

Photos by Wendy Rogell

Frances Dinkelspiel, Berkeleyside and CItyside co-founder, is a journalist and author. Her first book, Towers of Gold: How One Jewish Immigrant Named Isaias Hellman...