Will Miley Cyrus be going up against Will Smith in a dance-off at Sunday's Teen Choice Awards? The pop star, who's also hosting the awards, has been engaged in an ongoing, YouTube-fueled dance battle with her best pal, Mandy Jiroux, against actor-dancer Adam Sevani and his Step Up 2 director, Jon M. Chu. Now, Sevani suggests that Will Smith may get into the act during Sunday's show. "Will Smith is so cool," Cyrus' 15-year-old dance nemesis told E!. "I wanted to use him for our [Teen Choice] performance, but I don't know if he's gonna be here."While Smith's participation isn't certain, the Sunday dance battle is definitely going down. Sevani's team (ACDC) and Cyrus' (M&M Cru) have been bringing celebs from Lindsay Lohan to Adam Sandler in for their YouTube videos — so Sunday's segment will likely have its surprises. For his part, though, the only thing on Sevani's mind is victory. "We're going to just murder them," he promised. "Single-handedly!" — Anna Dimondread more