Phish’s second set was once again a seamless segment of music, opening with “The Well,” a new tune from the Trey Anastasio Trio’s May shows and then segueing into the classic “Tweezer.” ...

Anastasio is typically the lead singer, but Fishman sometimes contributes vocals and co-writes songs for the group, including on Phish’s “Tweezer” and “Taste.” Fishman also sometimes ...