Get ready for one heck of a celebration! AJ Allmendinger gets the big win at Las Vegas and is going to the NASCAR Championship 4 in Phoenix. Allmendinger didn’t have a win yet this season, who knew it would happen on an oval? AJ Allmendinger not only won his way to Phoenix but he won on his team owner’s birthday. Big day for Matt Kaulig. Allmendinger has described winning as a drug for him and that means he is going to be feeling really good tonight. CLICK HERE to go to PrizePicks and use code ON3 to receive a guaranteed $50 once you play $5 in lineups! How special would it be for Allmendinger…