Party honchos tell TMZ, this will be the biggest after-party this year!
Jay Z will be hosting the after-party for one the most anticipated boxing matches of 2015 between champions Floyd Mayweather and Pacquiao.
Jay Z announced he's getting the gig locked down on April 8 stating V.I.P tables cost $50,000-a-pop. Meanwhile non-VIP section goes for $100.
The post-fight party is billed to hold at the Marquess nightclub at the Cosmopolitan Hotel in Las Vegas on May 2.
Party honchos tell TMZ, this will be the biggest after-party on the strip -- despite fierce competition from stars like Nicki Minaj, Chris Brown and 2 Chainz.