There are 3 known bands that have performed under the alias Park: 1. Park is an influential emo/rock band from Springfield, Illinois. They began in 1996 with Justin Valenti, Eric Lipe and Jon Heupel. After three shows as a trio Park played with one of Ladd Mitchell's former bands and Ladd joined Park a week later. Lipe and Heupel left in 2000 to pursue school and were replaced by Miles Logan and Timmy Costello. This current incarnation is the fourth major version of Park. Ladd Mitchell is the only member that has been in all four incarnations of Park.