August 10, 2015 8:09 am Seinfeld Headlines Musikfest Comedian Jerry Seinfeld will perform Monday night in Bethlehem, Pennsylvania. US & World Videos 0:41 App allows you to track Mister Softee trucks 3:48 Focus turns to NJ's Cooper River for 2024 Dad Vail Regatta 0:59 Bill Henley gets stylish at Philadelphia fashion show 3:03 Keith Jones, Erin Coleman head to Philly restaurant for a taste of Kentucky Derby 0:17 Rittenhouse Row festival set to return