Big Sean And Ariana Grande Kick Off VMA All Access: Watch Now!

MTV's 24-hour live stream kicks off right now from Barclays. Check out today's star-studded lineup.

The 2013 Video Music Awards may still be a few days away, but you can start partying with the Moonman crowd starting today. From now until Sunday, August 25, MTV will be throwing a multiscreen celebration featuring artist interviews, roundtable discussions and more than a few performances.

MTV's VMA All Access Experience kicks off Wednesday (August 21) with a ton of awesome talent, including Big Sean, Ariana Grande and Foxy Brown, plus our nominees go head-to-head at our expert roundtables.

The live stream kicks off every day at 4 p.m. ET on, and the party only gets crazier after that. Here's the full rundown:

"Rapfix Live" kicks off with Big Sean, Foxy Brown, Joey Badass and more, 4 p.m. ET

Justin Timberlake Vs. Macklemore in Video of the Year showdown, 5:30 p.m. ET

The Best Of The West: Kanye's VMA Performances with Sway, 6:30 p.m. ET

Ariana Grande sits down Live With MTV! 7:30 p.m. ET

Ladies of the VMAs duke it out on Buzzworthy roundtable, 8:30 p.m. ET

We bring you Hottest VMA headlines, 9:30 p.m. ET

Pretty packed schedule, huh? Well, that's just the beginning.

When show day finally hits on Sunday, the action will start to go down at 12 p.m. ET with 10 different behind-the-scenes camera feeds, including an audience reaction angle. Grimes and designer Rachel Antonoff will co-host MTV Style's Red Carpet Report (6 p.m. ET Sunday).

VMA history is sure to be made and to make sure viewers don't miss a moment, MTV is also tapping into a "Social Radar," which will consolidate tweets, Vines, Instagrams and Facebook posts from your favorite VMA artists.

All this before the main event, a history-making night of music and awards featuring the likes of Lady Gaga, Justin Timberlake, Miley Cyrus, Katy Perry, Kanye West and more. It all starts at 9 p.m. ET/PT from Brooklyn's Barclays Center.