Jason Aldean, Ron­nie Dunn, Sara Evans, Alan Jack­son, Jake Owen and Kel­lie Pick­ler have joined the list of pre­sen­ters at the CMT Music Awards. The event will air live tomor­row on CMT and CMT.com. Luke Bryan, The Band Perry and Car­rie Under­wood will also serve as pre­sen­ters in addi­tion to per­form­ing on the show. CMT hosts Tom Arnold and Steve Austin will also present awards, as will “Amer­i­can Idol” con­tes­tants Colton Dixon and Sky­lar Laine. Other pre­sen­ters include 2012 Indi­anapo­lis 500 win­ner Dario Fran­chitti, “Twi­light” star Ash­ley Greene, pro skate­boarder Tony Hawk, Denise Richards, Dax Shep­ard and Jordin Sparks. Toby Keith and Kris­ten Bell will co-host the show.