Rihanna ran Las Vegas as the pop star ended night one of the iHeart Radio Music Festival 2012 with a bang.

Usher Makes Us Scream, Dance, & Fall in Love During Performance [PHOTOS]

After proclaiming she wanted to “make history,” the Grammy winner delivered one unbelievable performance that lasted until 1:15 a.m. PST. Only in Vegas baby! RiRi performed many of her hits including “Disturbia,” “What’s My Name,” and even her controversial single with Chris Brown titled “Birthday Cake.” We have to ask, where was “Take Care” with a little help from Drake?

Pink & Gwen Stefani Take Their Relationship To Another Level [PHOTOS]

There is still much more to come from the festival! Night two kicks off at 7:30 p.m. PST with P!nk and performances from PitBull, Enrique Iglesias, Taylor Swift and many more.