The boldface below is mine.
You children, be obedient to your parents in everything, for this is well-pleasing to the Lord. (New World Translation)
In 2005, the "Lord" in Colossians 3:20 referred to Jehovah.
The Watchtower: You surely know, too, that Jehovah is pleased when you obey your parents. (Colossians 3:20) (Young People, Praise Jehovah!, June 15, 2005, page 23).
In 2007, the "Lord" in Colossians 3:20 referred to the Lord Jesus Christ.
The Watchtower: Another Bible text says that it is "well-pleasing" to our Lord Jesus Christ. Indeed, God commands you to obey your parents. - Colossians 3:20 ("Children, Be Obedient to Your Parents", February 15, 2007, page 23)