Visuals from Jay Z, Ludacris, Kanye West and others.
Plus, Pusha T and Wale celebrate Festivus.
Which of 2014's hottest hashtags made our list? (12/23/2014)
Plus, she responds to Rihanna's new gig at Puma.
The event will also launch Essence's year-long 45th anniversary celebration.
The singer also shared her appreciation for Kendrick Lamar and J. Cole.