Jo Dee Messina will join CMT Hit Trip's Alecia Davis and Jeff Ross as hosts of CMT's ACM Awards Red Carpet Preshow, live from Los Angeles on Wednesday, May 9 at 7-8 p.m. ET. The show will air one hour prior to the live telecast of the 36th Annual Academy of Country Music Awards. Messina is nominated for top female vocalist and is slated to perform during the three-hour show on CBS. Messina's national tour is sponsored by CMT.