Question: The L. B. Day Amphitheatre, is an outdoor concert venue in Salem, Oregon, United States, within the Oregon State Fairgrounds, bands and performers that have played at the venue include which American rock band from the suburbs of Philadelphia, Pennsylvania?
Sentence (from "L. B. Day Amphitheatre"): It was completed in 1987 with 9,000 seats, and named for L. B. Day, an Oregon State Senator and longtime supporter of the State Fair.
Relevant evidence: No