Lady Gaga's "Mayhem Ball" tour opener in Las Vegas showcased a spectacle that delved into her past and present, with a recurring red dancer symbolizing her journey. The show explored the touchpoints of her career, blending hits with new arrangements and themes of light and dark. Despite scaling down from stadium to arena settings, Gaga's performance remained grand and captivating, culminating in a stripped-down encore that revealed a more grounded side of the pop star.