Vince Gill [ tickets ] and Amy Grant [ tickets ] have unveiled plans for their latest holiday tour, dubbed "Simply Christmas."

The Nashville Chamber Orchestra backs the married duo on the 19-city U.S. outing, which opens in late November. Comedian Henry Cho will open.

Ticket for most shows go on sale on Oct. 4, according to organizers.

Grant and Gill headlined their first joint Christmas tour in 2001, and have each embarked on their own holiday outings in the past. Each has also recorded successful Christmas albums, with combined sales totals of more than nine million albums, according to a press release. Gill's Christmas releases include "Let There Be Peace on Earth" and "Breath of Heaven," while Grant's top holiday titles are "Home for Christmas," "A Christmas Album" and "A Christmas To Remember."

According to his publicist, Gill has sold more than 22 million records and won 15 GRAMMY^® Awards over the course of his career. He'll host the CMA Awards for the 12th consecutive year on Nov. 5.

Grant has released 17 albums, and has sold more than 22 million albums to date, according to a press release. She has won five GRAMMY Awards.