IT could have been awkward for Jessica Simpson and her new beau, Tony Romo, had they gone to Costa Rica with her sister, Ashlee, as they planned last weekend, rather than to Cabo San Lucas. Spies at the Four Seasons in Costa Rica said Ashlee was there with bo-hunk Pete Wentz - and staying next door at the Exclusive Resorts was Jessica’s ex, Nick Lachey, with his girlfriend, Vanessa Minnillo. Instead, Jessica flew to Mexico where she, Romo, several of ...