J.Lo & Boy Toy Keep a Firm Grip on Their Relationship

1/3/2012 1:15 PM PST

Jennifer Lopez & Casper Smart Keep a Firm Grip on Their Relationship

With their Florida getaway still in full effect, Jennifer Lopez made sure to hold her boy toy Casper Smart's hand to safely maneuver down Miami's Lincoln Road this weekend.

The 24-year-old better know to look both ways before crossing ... J.Lo.