How is mcnally sagal @ liz sagal related 2 katey sagal on S.O.A

The former Jean Ellen McNally (McNally Sagal) is the sister in law of actress Katey Sagal and songwriter Liz Sagal (she is married to their brother, David Sagal). Katey is the older sister of Liz.

Just recently, actress and singer/songwriter Katey Sagal announced the release of her new album, Covered, on Entertainment One Music. Covered is Sagal’s first studio album in nine years and features a duet with Jackson Browne on Steve Earle’s heartbreaking song “Goodbye” plus much more. Learn more at Music Connection.

It will be quite a while before season 7 of "Sons of Anarchy" airs and one character fans have been talking about is Gemma, played by Katey Sagal. Will Jax find out what she did? If he does find out, how will he react? Find out more here.