The pop-punk band Plain White T's will headline Liberty Rocks, Crocker Park's annual Independence Day music fest. The event takes place from 3 to 9 p.m. today. Liberty Rocks will feature activities, a beer garden and food trucks. Acts such Funk Worthy, Front Porch Lights and St. Edward High School Trash Talkers will all perform in addition to Plain White T's. Since forming in 1997 in the Chicago area, Plain White T's have released a number of popular singles, and the group released its newest album, Parallel Universe, last year. Next to the main stage, Vendor Village will feature an array of exhibitors including Graffiti HeART, Lake Erie Crushers, Cleveland Monsters, Cleveland Cavaliers, Cleveland Browns and St. Helen's Unicycle group as well as family-friendly entertainment like stilt walkers, face painters, jugglers and more. Admission to Liberty Rocks is free, and parking will be available in the main garages for $10. A portion of the parking and beer garden proceeds will benefit University Hospitals Rainbow Babies and Children's Hospital. (Niesel)