Two shows took place in Nashville Tuesday and a red carpet highlighting the soldiers being honored that night. Additional performers included Lee Greenwood, Craig Morgan, and more.
"There is no greater joy then performing for our servicemen and women. I've been so blessed to be a part of eight USO tours overseas and it's life changing," Pickler said.
According to the Grand Ole Opry website, "the USO's partnership with country music dates as far back as the early 1940's, when Gene Autry traveled to the Pacific and toured with a group of USO performers."