Jessica Alba gets VIP treatment from Usher as he serenades her at his Las Vegas residency show

Britney Spears Details How She 'Punished' Herself During Las Vegas Residency: 'I Was Traumatized'

New York Knicks Sign Jersey Patch Deal With Las Vegas Sphere

Hilary Duff watches her ex-boyfriend Joel Madden perform with Good Charlotte in Las Vegas as she poses for a selfie with his wife Nicole Richie