April 15, 2013 Lawrenceville – Mirka Roach (left), Marie Collantes (right) and Marise Teixeira follow Dance 4 Fun instructor Matthew Johnson (center) as he teaches them a new dance step during a swing class in Lawrenceville on Monday, April 15, 2013. Operating for 15 years, Dance 4 Fun offers swing, latin and ballroom classes. JONATHAN PHILLIPS / SPECIAL