Jeff Cook through the years NASHVILLE, TN - AUGUST 22: Jeff Cook of the band Alabama speaks during the debut of the "Alabama: Song of the South" exhibition at Country Music Hall of Fame and Museum on August 22, 2016 in Nashville, Tennessee. (Photo by Jason Davis/Getty Images for Country Music Hall of Fame & Museum) (Jason Davis/Getty Images for Country Music Hall of Fame & Museum)
Jeff Cook through the years NASHVILLE, TN - JUNE 04: Singer, Musician Jeff Cook of Alabama walks the runway at the Country Weekly fashion show during the 2008 CMA Music Festival on June 4, 2008 at Wildhorse Saloon in Nashville, Tennessee. (Photo by Tony R. Phipps/WireImage) (Tony R. Phipps/WireImage via Getty Images)
Jeff Cook through the years Folk group Alabama w. musicians (L-R) Jeff Cook, Costo Davis, Randy Owen, Larry Hanson, Teddy Gentry & Mark Herndon. (Photo by Ron Wolfson/Getty Images) (Ron Wolfson/Getty Images)
Jeff Cook through the years Musician Jeff Cook of Alabama attends the 13th Annual American Music Awards on January 27, 1986 at Shrine Auditorium in Los Angeles, California. (Ron Galella/Ron Galella Collection via Getty Images)
Jeff Cook through the years American country and rock group Alabama performs at the Holiday Star Theater, Merrillville, Indiana, April 3, 1995. Pictured are Jeff Cook and Randy Owen. (Photo by Paul Natkin/Getty Images) (Paul Natkin/Getty Images)
Jeff Cook through the years INDIO, CA - APRIL 27: Musician Jeff Cook of Alabama performs onstage during the Stagecoach Country Music Festival held at the Empire Polo Field on April 27, 2012 in Indio, California. (Photo by Kevin Winter/Getty Images for Stagecoach) (Kevin Winter/Getty Images for Stagecoach)
Jeff Cook through the years BUENA PARK,CA - APRIL 14: Country music group Alabama attends the 21st Annual Academy of Country Music Awards on April 14, 1986 at Knott's Berry Farm in Buena Park, California. (Photo by Ron Galella, Ltd/Ron Galella Collection via Getty Images) (Ron Galella/Ron Galella Collection via Getty Images)
Jeff Cook through the years LAS VEGAS, NV - APRIL 03: (L-R) Musicians Jeff Cook, Teddy Gentry, and Randy Owen of the group Alabama arrive at the 46th Annual Academy Of Country Music Awards RAM Red Carpet held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Jason Merritt/Getty Images) (Jason Merritt/TERM/Getty Images)
Jeff Cook through the years HOLLYWOOD - OCTOBER 7: Country music group Alabama attends the Hollywood Walk of Fame Star Honoring Alabama on October 7, 1998 at 6211 Hollywood Boulevard in Hollywood, California. (Photo by Ron Galella, Ltd/Ron Galella Collection via Getty Images) (Ron Galella/Ron Galella Collection via Getty)
Jeff Cook through the years Hillary Scott of Lady Antebellum backstage with Jeff Cook of the group Alabama at The 10th Annual GRAMMY Block Party and Membership Fair at Music Row in Owen Bradley Park on May 13, 2008. **********EXCLUSIVE************* ***Exclusive*** (Photo by Rick Dia (Rick Diamond/WireImage via Getty Images)
Jeff Cook through the years Alabama (Randy Owen, Teddy Gentry and Jeff Cook), U.S. country music band, pose sitting on stools, circa 1980.. (Photo by David Redfern/Redferns/Getty Images) (Richard Davis/Redferns via Getty Images)
Jeff Cook through the years NASHVILLE, TN - AUGUST 12: (EXCLUSIVE COVERAGE) Alabama's Jeff Cook and Charlie Daniels attend Charlie Daniels' 2015 Volunteer Jam at the Charlie Daniels 2015 Volunteer Jam at Bridgestone Arena on August 12, 2015 in Nashville, Tennessee. (Photo by Rick Diamond/Getty Images for Webster Public Relations) (Rick Diamond/Getty Images for Webster Public Relations)
Jeff Cook through the years LUBBOCK, TX - NOVEMBER 16: Jeff Cook of the country music group Alabama performs live in concert at United Supermarkets Arena on November 16, 2014 in Lubbock, Texas. (Photo by John Weast/Getty Images) (John Weast#/Getty Images)
Jeff Cook through the years NASHVILLE, TN - SEPTEMBER 01: Teddy Gentry, Jeff Cook, and Randy Owen of the band Alabama attend the 9th Annual ACM Honors at Ryman Auditorium on September 1, 2015 in Nashville, Tennessee. (Photo by Beth Gwinn/FilmMagic) (Beth Gwinn/FilmMagic via Getty Images)
Jeff Cook through the years Jeff Cook of Alabama performs at Shoreline Amphitheatre on July 13, 1991 in Mountain View, California. (Photo by Tim Mosenfelder/Getty Images) (Tim Mosenfelder/Getty Images)
Jeff Cook through the years LAS VEGAS, NV - APRIL 03: (L-R) Musicians Brad Paisley and Jeff Cook and Randy Owen from the band Alabama perform onstage at the 46th Annual Academy of Country Music Awards held at the MGM Grand Garden Arena on April 3, 2011 in Las Vegas, Nevada. (Photo by Ethan Miller/Getty Images) (Ethan Miller/Getty Images)
Jeff Cook through the years BIRMINGHAM, AL - JUNE 14: Jeff Cook of Alabama and Walter Orange of The Commodores perform onstage during Bama Rising: A Benefit Concert For Alabama Tornado Recovery at the Birmingham Jefferson Convention Complex on June 14, 2011 in Birmingham, Alabama. (Photo by Skip Bolen/Alabama Relief/Getty Images for Alabama Relief) (Skip Bolen/Alabama Relief/Getty Images for Alabama Relief)