PopSugar Rush: rush.popsugar.tv Facebook: facebook.com Twitter: twitter.com Kellan Lutz talks arm wrestling with Kristen Stewart, sexy ladies, and more! I’m Karli and this is your PopSugar Rush! “I’m looking forward to doing the arm wrestling scene with Bella and Emmett just because I think it’s something the fans are really looking forward to and I really like getting their reactions that we’re shooting it and their enjoying it.” Kellan Lutz tells us he can’t wait to arm wrestle with Kristen Stewart in Breaking Dawn! But for now, Mr. Lutz is all about his latest project, suiting up for the premiere of Meskada in LA Tuesday night. Lindsay: “Meskada made it’s debut at this year’s Tribeca Film Festival.” …and Kellan is excited that the indie crime flick will finally hit theaters Friday. He’s also happy to share his latest magazine covers, and now that Kellan made People’s list of sexiest men, it was only fair that we had the single star give us his pick for the sexiest woman. “I love Kate Beckinsale, I love Rachel McAdams, so those would be ties for first.” Kellan plans to reunite with his Breaking Dawn costars soon to continue filming the final two movies, which, spoiler alert!, contain a big change for Kristen’s character. But Mr. Lutz says playing a vampire for years hasn’t gotten any easier when it comes to those crazy contacts and makeup, so he has no advice to help Kristen with the transition. “I hate it, I’m the worst, I’m the small size, and I need two technicians …