Maria Menounos Spends Day With Jennifer Lopez in Las Vegas

Extra co-host Maria Menounos spent the day with Jennifer Lopez in Las Vegas. The busy day included a stop at a poolside party at the MGM Grand's Wet Republic with boyfriend Casper Smart. Jlo said the pool party is not typical for her. Enrique opened for Jlo at her concert. Casper helps with the choreography. The energetic concert lasts for over an hour. Jlo's day is still not over. She changes outfits and then goes out to a nightclub. Take a look: