Before coaching, Campbell played tight end in the NFL for 10 years, including seven seasons with the New York Giants and Dallas Cowboys — two of Philadelphia's top rivals in the NFC East — and Birds fans didn't make things easy for opposing players.
"It's a great place to play," Campbell told 97.1 The Ticket in Detroit. "I mean, it's electric. Had batteries thrown at us, spit on. It's just the classic stuff. It's probably the most hostile place to play."