Husband-and-wife superstars Jennifer Lopez and Marc Anthony will perform as part of their worldwide tour tomorrow at the Verizon Center. This concert will provide a unique mix of Anthony's salsa and Spanish-inspired music and Lopez's R&B; and soul music. Tomorrow's show starts at 8 p.m. at Verizon Center, 601 F St. N.W., Washington. Tickets are $38.50-$149. Call 410-547-SEAT or go to ticketmaster.com.